This safety hat suspension liner can be a good choice to prevent our heads from hurting by the falling objects, impacts, bumps, and scrapes. This hard hat liner is light weight, breathable and comfortable to wear. Easy to use, can be used for construction workers, electricians, and more areas of workers. Features -Color:Multi -Material:ABS, nylon, sponge -Size:22.00X21.00X15.00cm/8.65X8.25X5.89in - This hard hat liner is with workmanship, can be for long period of time using. - Effective protection from bumps, scrapes, and other heads injuries, this safety hat suspension has protection effect. - Breathable design, the safety hat liner can let you have a satisfying wearing feeling even in hot summer. - This construction hat suspension is good for construction workers, maintenance, mechanical processing, industrial manufacturing, etc. - Replaceable hard hat suspension can extend the service life of the , bringing you convenience and satisfying wearing experience. Package list: 2 x hard hat replacement suspensions