These grey Crutch Ferrules are 22mm in diameter and are designed for use with crutches.These robust Crutch Ferrules grip surfaces thanks to their non slip design, reducing the risk of slips, falls and subsequent injuries. This is highly beneficial to elderly and disabled users who may be more likely to hurt themselves when falling over. Easy to fit and secure when in place, these Crutch Ferrules give excellent grip and traction, helping to reduce the risk of slipping and so vastly improving user safety. These Crutch Ferrules also come in a wide range of other sizes, so you\'re sure to find one to fit your crutch.