hippy is as hippy does

Anybody ever done one or know of someone who has? There are @ least two companies here in Colorado that do such a thing. I spoke to one on the phone earlier but right now they are only doing the leasing program up north in Denver. It looks like I could probably come out ahead $$ wise with a...

Just ordered a slackline kit & will be stoked when it gets here. I cant remember if it was here on this board but dont a couple of yall slackline? I am not really interested in tricks at the moment, just building balance & core strength. This **** here looks bad ass...