The original in slacklining excercise to take the world by storm, brought to you by Gibbon Slacklines! The Classic X13 is a very robust, but flexible line for everybody to use; the perfect all-rounder for families as well as progressive slackliners. A handy tool also used by inline skaters, skateboarders and snowboarders as a portable grind rail; the Classic X13 is a great line ideal for training balance and coordination. Fully adjustable and easy to use; this set includes slackline and heavy-duty ratchet tensioner for complete setup. Tree/anchor protection is highly encouraged and sold separately. Climb like a gibbon and set one up today!