Features & details 👍NEW 2020 VERSION!! MAJOR UPGRADES - THE LONGEST NINJA SLACKLINE MAKES IT EASIER TO FIND A TREE OR A SWING SET OR WHATEVER YOU CHOOSE TO HOOK IT TO WITHOUT BEING TOO LIMITED BY DISTANCE AND 2 SLACKLINES INCLUDED FOR SMALLER CHILD HANG ON! 💪BECOME A REAL NINJA - Our ninja training course are specially designed for kids over 4 years old. Upper Line can be installed more than 10 obstacles, and Ground Line can be used as a training line to improve strength and balance. Get your kids OUTSIDE and Overcome obstacles course of different difficulty in the most fun ways. Warriors never afraid of difficulties! 💪MOST COMPLETE OBSTACLES FOR KIDS TO CONQUER -Our kit has an exciting assortment of the most complete and fun obstacles. Kids LOVE it, and even forget about electronics (sometimes)! 6 Stairs rope ladder and Double Line Design make it much easier for little ones to climb to the obstacles line or swing on it, and keep your kid balance and safe. 💪ADJUSTABLE OBSTACLES DISTANCE -No Fixed Obstacles, No Fixed Distance, you could move the obstacles apart to whatever distance you want. Enjoy Endless Possibilities by Easily Customizing your obstacles in ANY ORDER and ANY DISTANCE apart to create an easier or harder challenge! User friendly design with quick setup and takedown. 💪GREAT ALTERNATIVE TO THE PLAYGROUND -Whether or not you want to get a swing set or jungle gym when all of the playgrounds closed, but don't have enough flat space in your yard and they're expensive? Choose our Dripex ninja slackline course, all you need is two mature trees or pillars that can withstand a maximum distance of 39-42ft and a maximum weight of 250 pounds. 💪PERFECT FOR ALL AGES & LEVELS -Whether you're a beginner slacklining for fun or a pro-athlet e looking to improve strength and balance, our ninja slackline course is the perfect backyard challenge for ninjas of all levels. From Kids to Adults, and Beginners to Advanced. You could install it on your backyard, playground, home gym, basement, pool, fitness class, camping trip, beach park, etc. No More Worries about Your Kids' Health!