The Extreme Slackers Ninjaline Kit is the ultimate backyard obstacle course for Ninja Warriors! Build core and upper body strength with our Ninjaline backyard obstacle course. Our patented slackline obstacle course is great addition to any backyard training course! As a result of our double pocketed design, our slackline course is rated up to 250lbs and is great for both Kids and Adults! Our Ninja Warrior Slackline course will provide hours of fun, and also doubles as a great exercise. The Extreme Slackers Ninjaine Kit includes Traverse Rings and a Spin Wheel, which adds a great challenge to an already exciting course. With the addition of the Tree Climbers and Climbing Rope, the Ninjaline now has two new fun ways to reach the top of our backyard obstacle course! We use a 6, 000lb professional slackline webbing so the Ninja line can be used as slackline to help build your balance and agility. Our exclusive ratchet has reinforced steel and the handle has a comfort Tpr rubberized grip. Our sewn pockets are complete double length for extra durability. Intro Kit has 14 sewn in pockets so you can space your included obstacles out for more difficulty or add more to your line. Hang between 2 posts or healthy trees. The Ninja line was designed for versatility. Learn to train like a Ninja Warrior, create your own backyard gym build core and overall strength and increase self confidence ages 5+, Max weight 250 lbs.