The Tecline 5mm Neoprene Booties are made 5mm thick neoprene and comes with a sneaker style sole., These booties provide maximum protection and warmth for your feet, making it the perfect choice for all your aquatic adventures. Dive, swim, or surf with ease and comfort with Tecline! The Tecline 5mm zippered booties are best suited for divers who wants something that is easy to use and budget friendly,