These Moleskin Blister Bandages 2"x2" protect against things that rub you the wrong way. They are made out of premium-grade material and can be cut to fit any specific need. Its flexible material conforms to all contours. It also stays securely in place and helps to prevent the development of blisters because it cushions against friction and pressure. This refill is for part numbers 90832, 90833, 90834, 90835.