Abyss Atlantis: Unique 2mm fully collapsed bubble-less neoprene with a highly abrasion resistant commercial nylon covering Offers the flexibility of a shell but is highly durable with the option of a custom fit Flexible YKK long life zipper Choice of kneepads - Kevlar or bonded rubber Colors - Black, orange, royal blue, or a combination (i.e. black body/blue arms) Size chart