Originally Posted by DanRomani
Just out of interest, where did you get your 12' tree straps? If they're DIY, I'd love to know more. If they're shop bought, a link would be great =D) (I'm liking the double whoopie sling idea as a sort of semi-permenant yet adjustable setup).
I bought 30 feet of climbing strap and cut in half. I put a loop in one end and you are done. I use a ring with a Marlin spike hitch to attach everything.