Simple, easy, and dang you'll look steezy surfing in the Billabong Foil 5 mm Split Boots. You don't need all those bells and whistles when you can charge down the line in booties that get the job done. Simply constructed with Billabong's ultra lightweight, AirLite Neoprene and polished off with taped and glued seams to keep the cold out and the warmth in, the Billabong Foil 5 mm Split Boots have unmatched performance specifically for cooler waters.