currently writing a mechanical engineering dissertation centred around the design of boots and am collecting material samples for various bits of testing. Does anyone know where I could get a sample of dyneema webbing around the same thickness/width as the stuff used as gear loops on the new...

hi folks, Am after getting a Petzl Aven, but I'm struggling a bit on the sizing. My waist fits size 1, but my thighs are more of a size 2. My question therefore is this: is there actually any difference between size 1 and 2 other than the length of tape that you have at your disposal to pull...