Pullover SystemIncreased forward flex and comfort... no zippers to get in the wayQuilted Foam PanelsDesigned to fit you perfectlySuper-Stretch NeopreneFlex panels allow vest to move with you not against youOversized Arm HolesExtra space and comfort for added mobilityStraplessClean and simple. Nothing to get in your way on handle passes.SizesS, M, L, XL.