Product Features Thin back design works with all seat styles Graded Sizing provides the best possible fit Cross-chest cinch harness for zero ride-up Mesh shoulders & interior panels for maximum ventilation Adjustable shoulders, and dual forward pulls for a custom fit Zippered front pockets offer organization Entry grip tab at zipper base #10 YKK zipper with non-corroding slider Ultra soft buoyancy foam USCG Approved 400D nylon outer shell, 200 denier oxford liner