The Sentinel Series Dry Suits take advantage of Mustang's Rapid Repair Technology™ which enables users to self-replace neck and wrist seals in an hour or less, and repair minor leaks in the dry suit shell. WARNING: The protection provided by your dry suit relies very much on its watertight characteristics. It is extremely important that damaged suits are handled in accordance with repair requirements. A Mustang Survival repair facility should perform all major repairs.Rapid Repair Technology™ neck seal replacement. Rapid Repair Technology™ wrist seal replacement. Rapid Repair Technology™ patch repair.