Uppers constructed from Soft and comfortable premium 3, or 5 mm Thermoprene neoprene material. · All seams on upper are glued and sewn for durability and warmth using durable bonded thread. · Sole is constructed from soft and flexible thermoplastic rubber. · Sole has integrated hardened insert for puncture resistance. Aggressive tread pattern provides traction. · Great for all watersports or just walking in or around water, the beach, boat or dock.