Costum neopren Fourth Element - Proteus 5mm

http://fourthelement.com/technical/proteus/

Developed using a combination of superstretch and thermocore neoprene, the Proteus wetsuit is designed specifically for scuba diving and offers surprising thermal protection and comfort during a dive. Incorporating the unique hydrolock neck seal, glideskin seals at the wrists and plasma seals at the ankles, the Proteus wetsuit eliminates almost all water ingress and is rated the warmest diving wetsuit in its class by Sport Diver Magazine.