Our hard hat liners and inserts are essential accessories for anyone working in construction, welding, or other industrial environments. These liners provide added comfort and protection, ensuring that your hard hat fits securely and stays in place throughout the day. Simply insert the liner into your hard hat, and adjust as needed for a snug fit. Ideal for men who need reliable headgear for demanding jobs. Features -Color:Grey -Material:Sponge, Nylon, Plastic -Size:22.00X21.00X11.00cm/8.65X8.25X4.32in -Comfortable fit: soft and comfortable, effectively alleviating head pressure and providing protection -Breathable design: the liner is designed with excellent breathability, effectively wicking away sweat to keep the head , enhancing riding comfort -Impact absorption: effectively absorbs impact, reducing the risk of head injury and providing a safer riding experience -Versatile application: suitable for various riding and hats, can be flexibly replaced to meet the needs of different scenarios -Lightweight and durable: lightweight design that does not add extra burden, while being durable and resistant to deformation or wear over longterm use Package list: 1 x liner