I recently purchased a slackline for my backyard and it has quickly become my favorite new addition to my collection of Sports and Outdoors gear. The Ninjaline Climbing Training Slackline is both challenging and entertaining providing an excellent workout while also improving balance, strength, and coordination... One downside is that it requires some practice to get the hang of, but once you do, it's hard to stop! Overall, I highly recommend this product for anyone looking for a fun and unique See full review