Customized Can Coolers, Kolder Kaddy Neoprene - Scuba Material & Insulated, Not everything on the internet that looks alike is indeed the same! This is a neoprene collapsible can insulator with customizable color stitching. SO, let's discuss... what is neoprene? Neoprene is what scuba divers wear. If you are searching for "the good ones, " the ones that last longer, insulate better, and keep their shape, this is what you are looking for. Don't be fooled by similar looking internet images described as "scuba foam. ... #0070-3M-1C $1.66/each.