O'Neill Hyperfreak Chest-Zip 2mm Men's L/S Springsuit Wetsuit - BlackThe Hyperfreak F. U. Z. E. (Chest Zip) is constructed with super light TechnoButter 3 and TB3X neoprene. We added 0. 5mm thicker material as a step up from the HyperFreak Comp. The minimal seam design, lightweight, quality construction, and attention to detail make this another team inspired favorite. Features: F. U. Z. E. Closure 360 degree Barrier with Drain Holes Minimal Seam Design Recycled Oyster Shells and Eco Carbon Black Infused Neoprene Aqua