Gentle Booms Sports Ninja Warrior Slackline Kit – 2×56 ft, 8 Obstacles, Quick-Install Buckles, 900 lb Load

Bring Ninja Warrior fun to your backyard

Two 56-foot slacklines create a versatile obstacle course that can be reconfigured for different routes and challenges. The eight hanging obstacles invite climbing, balancing, and problem-solving as players move from one challenge to the next. The system supports active play with a maximum load rating up to 900 pounds, offering a sturdy platform for family sessions.

Durable, safe design you can trust

Constructed from high-quality PE material with anti-rust steel components, the kit is built to stand up to regular outdoor use. An upgrade features one-piece coated buckles that resist tearing, and the setup is designed for reliable, long-lasting performance even with spirited sessions.

• Long slacklines offer space for varied obstacle sequences
• Rugged hardware withstands outdoor elements
• One-piece coated buckles simplify assembly

What you get and how to use it

The kit includes a carry bag for portability, making it easy to take to a park, forest, or campsite. Setup between trees or posts 15–45 feet apart lets you tailor the course to your space.

• Two 56-foot slacklines
• Eight hanging obstacles
• Upgraded quick-install buckles (no threading)
• Carry bag and mounting hardware

Perfect for all ages and settings

Whether hosting a backyard party or a family weekend, this obstacle course offers inclusive play opportunities. From beginner adventures to more dynamic routes, families can explore movement, balance, and coordination together, safely supervised.

Safety and care tips

Anchor points should be sturdy trees or posts spaced 15–45 feet apart. Regularly inspect lines and buckles for wear, and store the kit in its carry bag when not in use.