Xcel Infiniti 4/3mm Chest Zip Men\'s Wetsuit The Xcel Infiniti 4/3mm chest zip wetsuit is a high quality product that takes all the latest technology to give you a super warm & flexible suit. This season it has been upgraded to included the all new Radiant Rebound thermal lining which is a state of the art material to retain body heat, keeping you warmer for longer. Being a 4mm suit means you can pretty much wear it all year round. It\'s great for all water sports especially where you need as much warmth and flexibility as possible like surfing, kitesurfing & windsurfing. FEAUTRES IDEAL CORE HEAT PRODUCTION UPDATED FEATURES - NEW RADIANT REBOUND • CHANNEL FLEX UPPER BODY - CHANNEL FLEX UPPER BODY – WEIGHTLESS, UNRESTRICTED STRETCH - RADIANT REBOUND UPPER BODY – WEIGHTLESS, UNRESTRICTED STRETCH - PLUSH THERMO LITE LOWER BODY - 100% ULTRA FLEX LOWER BODY - NANOPRENE LITE JAPANESE LIMESTONE – LIGHTER, SOFTER, WARMER - GLIDE SKIN COLLAR – PREVENTS FLUSHING - DOPE-DYE YARN – SOFT, ECO-FRIENDLY ANTI-FADE - SEMI-DRY ZIPPER – MAGNETIC CLOSURE – KEEPS WATER OUT - ENGINEERED FIT SYSTEM – FITS LIKE A SECOND SKIN - BACK KNEE FLEX GROOVES – PREVENTS BUNCHING - TRIPLE GLUED AND BLIND STITCHED SEAMS - FUSION X TAPE – HEAT-PRESSURE BONDED SEAM PROTECTION - NEXSKIN WRIST & ANKLE SEALS – MINIMIZES FLUSHING - WATER BASED GLUE