This wetsuit is that good some of our customer even wear the 3/2mm drylock during the winter here in the south west!Features:SEAMS: Upper Body.Fusion Seams: High density, UltraStretch closed cell Pressure Bonded taped seams.Lower Body: Pressure Bonded taped seams.Ankles: Fusion Seal ankle tape.All seams are double glued and blindstiched and curved to maximise strength.DRYLOCK Wrist SealEngineered seamless wrist seal.Pre-Brent DuraFlex KneesPre-bent DuraFlex knee panels for maximum strength and durability.Fusion Seam TechnologyExclusive to Xcel, a Fushion Seam (or Fusion Seal).Incorporates an UltraStretch waterproof composite with a non-stick surface fused over the blindstiched seam.Pressure Bonded SeamsUltraStretch Pressure Bonded taped seams for maximum stretch and strength.UltraStretch Snag-resistant UltraStretch neoprene.Dual Barrier I: Airprene BarrierDurable air-chambered insulating technology.Dual Barrier II: BAMBOO BARRIERXcel´s ThemoBamboo recycled fiber plush lining.Infused with heat-retaining bamboo charcoal and water repellent technology.DRYLOCK ZIP SystemFront entry with a short angled waterproof, flexible DRYLOCK zipper on outer flapInner front/back crossover entry system for easy on-off.Snap lock closure keeps zipper in place.More Mens Summer Wetsuits