Pullover SystemIncresed forward flex and comfort... no buckles to get in the waySide Half-ZipHalf zipper on your side makes it easier to get into and out ofQuilted 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 si.