Soft Shell Helmet Blue Medium 21 1 2 22 1 4 Circum Hand Wrist Exercise Products Calf: 10 12 (25 14283 Calf: 10 12 (25 Foam base may be wiped with damp cloth * Neoprene rubber cushion insert can be patched or repaired to extend use * Customized Jay foam base and ROHO air insert are fluid resistant * Cushion size:16 W x 18 D * Fits chair size: 18 W x 16 * Wide ranges of sizes also available to fit chair widths 14 to 24 upon request * Weight capacity: 550 lbs * HCPCS Suggested Code: E2622 * 2 year warranty This lightweight helmet is made from shock absorbent foam that is fully ventilated * It's coated in vinyl so it's easy to clean using just soap and water * With no hardware in the foam there is no danger of the face connecting with anything hard or sharp * Comes with an easily adjustable snap closure chinstrap