http://www.methodsusa.com/scripts/prodView.asp?idcategory=14&idproduct=219

I got this pack last year and it is tough and quiet. I don't know what the deal is with the price but I paid 55 bucks. It's now listed at 20 bucks. If this isn't wrong I'd order several. Better check first! This is no 20 buck pack! Can't be right.