SAFETY FEATURES. Hold up to 660lbs capacity, extra strong webbing design and industrial strength ergonomic ratchet for max security.FUN & BENEFIT. The Slackline is perfect for backyard family fun, get together, summer camping, camping gear, parties, park and beach trips. A fun and easy way to improve your core strength, posture, balance, coordination and focus.TWO WAY TO USE. Training Line for over 3 years old to develop balance before walking without support arm trainer to develop correct arm position and better balance; Great for hanging with some obstacles accessories to improving core strength training, agility, focus.ANYWHERE USE. Just need 2 strong tree or sturdy post . Play it on your backyard, playground, outdoors, home gym, pool, fitness class, party, camping trip, beach, park and anywhere. Enjoy endless entertainment with Slackline Training Line.COMPLETE SETUP KIT. Includes 2* 59 foot slacklines, 2* ratchets, 1* ratchet protector, 2* tree protectors, 1* big polyester carrying bag, 1* Instruction and 1* balance belt.Introductions:The slackline kit is as complete as a slackline kit can get. It has all you need to get-set-slackline! Kit components are of the highest quality ratchets of high grade steel, slackline training lines of 100% polyester, ratchet protector, tree protectors and carrying bag. The slackline is perfect for over 3 years old to develop balance before walking without support arm trainer to develop correct arm position and better balance; Great for hanging with some swing monkey bars to improving core strength training, agility, focus.Specifications:1. Tree Protector Color: Green2. Material: Polyester Slackline,Iron Ratchet, Polyester Bag3. Weight Capacity: 661lbs / 300kg4. Applicable Age: Over 3 Years Old5. Slackline Color: Orange with Stripe6. Slackline Length: 708.66”/ 18m7. Slackline Width: One Is 1.57”/