There are few things that are cooler than pulling a truck or semi. You can tell me all about your spinning class, your work with hot Pilates instructor or that killer stability ball workout you've been doing. Strap on a harness and start pulling a truck around - we'll see who is standing after a mile. If you want the best pulling harness available, this is it! It is made of the same rigging material used to pick up yachts and nuclear waste containers so you know it's tough. Every strap is double reinforced for maximum strength and safety with the ability to pull almost anything you can conjure up. Includes adjustable no slip seat belt clip for ease getting in and out. Unless you are under 165lbs, Get the large harness!