Designed for cooler conditions, the Flashbomb 5/3 Chest Zip Steamer Wetsuit features 5x3 mm thickness and Fusion Hybrid construction. Made from 80% neoprene and 20% polyamide, it boasts E7 and E6 flash linings, mesh skin panels, sealed cuffs, an internal key pocket, and advanced 3/4 Fusion dry seam technology.