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Top-10 Slackline For Kids
Loved in the USA

Handpicked for quality & trusted by thousands of customers

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Lily's Thi
Lily's Things

Lily's Things Tree Protectors for Ninja Slackline (Set of Two) - 9 feet in Length - Tree Trunk Protector, Tree Guard, Tree Wrap - Great for Hammocks, Ziplines, Ninja Slacklines, Tree Swings

#1
Top Rated in the USA
Ninja Warr
Dripex

Ninja Warrior Obstacle Course for Kids Backyard - 2×50ft Slackline Kit with 10 Most Complete Accessories for Boys & Girls, Swing, Rope Ladder, Gymnastic Ring, Climbing Net, Arm Trainer and Monkey Fist

12%OFF

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9.8
2 610 reviews

Item still has Pre-Tariff price

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1 384 bought in past month

Sponsored

Lily's Thi
Lily's Things

Lily's Things Tree Protectors for Ninja Slackline (Set of Two) - 9 feet in Length - Tree Trunk Protector, Tree Guard, Tree Wrap - Great for Hammocks, Ziplines, Ninja Slacklines, Tree Swings

#2
Complete N
Trailblaze

Complete Ninja Slackline Kit - 60ft Long Slack Line for Backyard for Kids & Adults with Ratchet Straps, Wider Tree Protectors - Slackline Kit for Ninja Warrior Obstacle Course for Kids Outdoor Playset

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9.6
1 809 reviews

Solid Value from a Trusted Brand

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1 282 bought in past month
Last Purchases
Am***ia
Miami, FL
4d ago
Am***ia
San Francisco, CA
3d ago
Vi***or
Austin, TX
3d ago
#3
flybold Sl
flybold

flybold Slackline Kit for Kids and Adults - 57 ft Balance Rope with Training Line, Tree Protectors, Arm Trainer, Ratchet Cover, and Carry Bag - Ideal for Tightrope Walking and Slackline Zipline

19%OFF

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9.4
2 841 reviews

Item still has Pre-Tariff price

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1 180 bought in past month
Premium quality and flawless performance. My best purchase, worth every penny!
JessyChicago, IL
#4
2×56ft Nin
Gentle Booms Sports

2×56ft Ninja Warrior Obstacle Course for Kids - 600 lbs Weight Capacity, Slackline Obstacle Course with 8 Ninja Accessories - Monkey Bar, Rope Ladder, Gymnastic Ring, Arm Trainer and Monkey Fist

7%OFF

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9.1
859 reviews

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1 078 bought in past month
Curated products trusted bytrust us brands
#5
ZenMonkey
ZenMonkey Slacklines

ZenMonkey Slackline Kit with Overhead Training Line, Arm Trainer, Tree Protectors, Cloth Carry Bag and Instructions, 60 Foot - Easy Setup for The Family, Kids and Adults

Fast Delivery
8.9
684 reviews

Solid Value from a Trusted Brand

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976 bought in past month
#6
ZenMonkey
ZenMonkey Slacklines

ZenMonkey Infinity Slackline Kit - 100 Foot Longline Slackline with Ergo Ratchet, Tree Protectors, Cloth Carry Bag and Instructions - Easy Setup for The Family, Kids and Adults

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8.6
186 reviews

Solid Value from a Trusted Brand

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874 bought in past month
#7
GIBBON Sla
GIBBON

GIBBON Slackrack Classic Slackline - Freestanding Outdoor or Indoor Slackline - Slack Line for Kids & Adults - Balance Trainers, 7 or 10 Feet Setup

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8.3
136 reviews

Solid Value from a Trusted Brand

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772 bought in past month
#8
GIBBON Jib
GIBBON

GIBBON JibLine Slackline with TreeWear - Jumpline & Trickline 49ft Slack Line - 41ft x 2” line & 8ft Ratchet Strap with Reinforced Loop

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8.1
101 reviews

Solid Value from a Trusted Brand

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670 bought in past month
#9
GIBBON Sur
GIBBON

GIBBON SurferLine Slackline with TreeWear - Waterline & Trickline 98ft Slack Line - 90ft x 2” line & 8ft Ratchet Strap with Reinforced Loop

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7.8
79 reviews

Solid Value from a Trusted Brand

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568 bought in past month
#10
Gibbon Flo
GIBBON

Gibbon Flowline Slackline with TreeWear - 82ft Slack Line - 74ft x 1” line & Two 8.5ft Ratchet Straps, Reinforced Loops, 2 Signature Ratchets

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7.5
89 reviews

Solid Value from a Trusted Brand

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466 bought in past month
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Our Top Picks

#1

Winner

Ninja Warrior Obstacle Course for Kids Backyard - 2×50ft Slackline Kit with 10 Most Complete Accessories for Boys & Girls, Swing, Rope Ladder, Gymnastic Ring, Climbing Net, Arm Trainer and Monkey Fist

Rating
9.8
Chosen by1,384
Safety Features

Most important from
2610 reviews

Safety Features
Installation is super easy, and the set feels sturdy and safe, allowing kids to channel their energy into climbing and playing.

The Ninja Warrior Obstacle Course for Kids Backyard is a 2x50ft slackline kit designed to offer a fun and challenging outdoor activity for children aged 3 to 12. One of its major strengths is the extensive set of accessories it includes, such as a swing, rope ladder, gymnastic rings, climbing net, arm trainer, and monkey fist. These accessories provide a variety of obstacles that can be rearranged for different difficulty levels, making it adaptable for kids of various ages and skill levels. The slackline itself is 600 inches long and 24 inches wide, offering ample space for kids to practice and play.

It uses nylon and wood materials, which are durable and sturdy enough to withstand a load capacity of up to 450 pounds. The fasteners are made of stainless steel, adding to the safety and durability of the kit. A key feature is the adjustable obstacles, allowing for a customizable experience that can be tailored to the user's skill level. The kit is easy to set up and takedown, requiring only two mature trees or pillars. However, the weight of the kit, at 25.3 pounds, might be a bit cumbersome for some users to handle on their own.

While the kit is highly versatile and fun, it requires adult supervision to ensure safety, especially for younger children. This slackline kit is perfect for parents looking to encourage their kids to spend more time outdoors and improve their strength and balance in a playful way. It can be set up in various locations, such as backyards, playgrounds, or even during camping trips. The Ninja Warrior Obstacle Course is an excellent alternative to traditional playground equipment, offering a unique and engaging way for kids to stay active.

Rating
9.8
Chosen by1,384
Safety Features

Most important from
2610 reviews

Safety Features
Installation is super easy, and the set feels sturdy and safe, allowing kids to channel their energy into climbing and playing.
#2

Complete Ninja Slackline Kit - 60ft Long Slack Line for Backyard for Kids & Adults with Ratchet Straps, Wider Tree Protectors - Slackline Kit for Ninja Warrior Obstacle Course for Kids Outdoor Playset

Rating
9.6
Length
Tensioning System
Material

Most important from
1809 reviews

Length
Choosing trees closer together creates a shorter, more stable line that is easier for beginners to balance on.
Tensioning System
Cranking the ratchet tight is essential for a taut line, but releasing it demands caution to avoid accidents.
Material
The slackline is sturdy and well-designed, promising durability and long-term use with proper care.
Safety Features
The included safety and balancing rope makes the slackline more approachable and accessible for beginners.

The Complete Ninja Slackline Kit by Trailblaze offers a 60-foot long polyester slackline designed for kids and adults alike, making it a versatile choice for family outdoor fun. Its length and sturdy ratchet tensioning system provide a strong, adjustable setup suitable for beginners through advanced users. The slackline's width of about 2 inches makes it fairly stable for kids learning balance, while the included wider tree protectors help safeguard trees and add a safety layer for the user.

Supporting up to 330 pounds, it can handle a wide range of weights, which is great for growing kids and adults playing together. The material and ratchet straps are heavy-duty and built to last, lending confidence in durability. The kit also comes with a convenient carry bag, making it portable for use at parks or backyards. At nearly 6 pounds, it’s a bit on the heavier side, which might require adult help for setup.

The slackline may take some practice for younger children to master balance and coordination safely. This slackline kit is a strong option for families looking to encourage active play and skill-building outdoors, blending fun with fitness and safety features suitable for kids.

Rating
9.6
Length
Tensioning System
Material

Most important from
1809 reviews

Length
Choosing trees closer together creates a shorter, more stable line that is easier for beginners to balance on.
Tensioning System
Cranking the ratchet tight is essential for a taut line, but releasing it demands caution to avoid accidents.
Material
The slackline is sturdy and well-designed, promising durability and long-term use with proper care.
Safety Features
The included safety and balancing rope makes the slackline more approachable and accessible for beginners.
#3

flybold Slackline Kit for Kids and Adults - 57 ft Balance Rope with Training Line, Tree Protectors, Arm Trainer, Ratchet Cover, and Carry Bag - Ideal for Tightrope Walking and Slackline Zipline

Rating
9.4
Tensioning System
Material
Safety Features

Most important from
2841 reviews

Tensioning System
The main ratchet is easy to use and big enough to put a good amount of tension on the line.
Material
The materials are well-made, and the line is excellent for beginners, providing enough bounce to start learning tricks.
Safety Features
The training line gives kids confidence while slacklining and allows adults to assist without holding hands.

The flybold Slackline Kit for Kids and Adults is a comprehensive set designed to provide an engaging outdoor adventure for families. With a 57-foot balance rope, this kit includes a training line, arm trainer, wide tree protectors, dual ratchets, a ratchet cover, and a carry bag, making it an all-in-one solution for beginners and experienced slackliners alike. The line's 1-inch width is standard for slacklining, which helps in developing balance skills and coordination in both kids and adults.

The polyester material ensures durability while maintaining flexibility, and the stainless steel fasteners add to its robustness. Safety is a prime concern, and this kit addresses it with tree protectors to prevent damage to trees and a ratchet cover to avoid accidental injuries. The 300-pound load capacity means it can safely support most users, providing peace of mind during use.

One notable advantage is the twin-gear ratchets that offer superior tension, making the setup process straightforward and the line stable once installed. However, the relatively narrow width of 1 inch might pose a challenge for very young beginners who might find a wider slackline easier to balance on. Another consideration is the weight of the kit (8.36 pounds), which is manageable but could be cumbersome for younger children to carry independently. The flybold Slackline Kit is well-suited for families looking to introduce slacklining in their backyard, promoting physical activity and fun.

Rating
9.4
Tensioning System
Material
Safety Features

Most important from
2841 reviews

Tensioning System
The main ratchet is easy to use and big enough to put a good amount of tension on the line.
Material
The materials are well-made, and the line is excellent for beginners, providing enough bounce to start learning tricks.
Safety Features
The training line gives kids confidence while slacklining and allows adults to assist without holding hands.

Buying Guide for the Best Slackline For Kids

Choosing the right slackline for kids can be a fun and rewarding experience. Slacklining is a great way for children to develop balance, coordination, and confidence. When selecting a slackline, it's important to consider several key specifications to ensure safety, ease of use, and enjoyment. Here are the main factors to keep in mind when picking the best slackline for your child.
LengthThe length of the slackline is crucial as it determines how much space you need and how challenging the line will be. Slacklines typically range from 15 to 100 feet. For beginners and kids, a shorter line (around 15-30 feet) is ideal because it is easier to control and less intimidating. As your child gains confidence and skill, you can consider longer lines.
WidthSlacklines come in different widths, usually 1 or 2 inches. A wider line (2 inches) provides more stability and is easier for beginners and kids to balance on. Narrower lines (1 inch) are more challenging and better suited for advanced users. For kids, a 2-inch wide slackline is generally the best choice to start with.
Tensioning SystemThe tensioning system is what allows you to tighten the slackline. There are two main types: ratchet and primitive. Ratchet systems are easier to use and allow for quick setup and adjustment, making them ideal for kids and beginners. Primitive systems are lighter and more portable but require more skill to set up. For kids, a ratchet system is usually the best option.
MaterialSlacklines are typically made from either nylon or polyester. Nylon lines are stretchy and provide a bouncier feel, which can be more fun for tricks but harder for beginners. Polyester lines are less stretchy and offer more stability, making them better for learning. For kids, a polyester slackline is generally recommended for its stability.
Safety FeaturesSafety is paramount when choosing a slackline for kids. Look for features such as tree protectors, which prevent damage to trees and provide a safer setup, and backup lines, which offer extra security. Additionally, some slacklines come with training lines or handholds to help beginners maintain balance. Prioritize slacklines with these safety features to ensure a secure and enjoyable experience for your child.

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