2XU Mens A:1 Active Wetsuit; Engineered from 100% Japanese Yamamoto neoprene, 2XU's A:1 is designed for athletes demanding optimal flotation & flexibility, without the expense Packed full of features that have been designed to give you the best possible body position whilst in the water It features a 39 Cell Front Buoyancy Panel, Floating Zip Panel & Rollbar, all of which are designed to improve buoyancy & body position in the water, making your swim faster & easier