This Neoprene 4-pack is a great buy to keep all your guests legal on the boat. Big or small, these dual-sized universal vests will fit just about any adult. Two stretchable side panels provide increased elasticity for a better fit and faster drying. Three adjustable belts to keep the vest from riding up while in the water. VEST SIZES: S/M 32 -40 , L/XL 40 -48 . PACKAGE INCLUDES: (2) S/M, (2) L/XL Stretchable side panel allows for a universal fit Oversized armholes for easy entry/exit | Connelly Adjustable CGA 4-Pack Neoprene Vests