Reusable slip-on sole, can be easily slipped into & used thousands of times. - Suitable for work boots & shoes. - Manufactured of hardwearing rubber, with slip reducing tread. - Hands-free on/off. Highly resistant to oils & chemicals. - Easy to clean, simply spray & leave to dry. Silicone free. - Environmentally friendly, reduces effects on landfill compared to traditional overshoes. Sizes depending on boot/shoe length. -Other sizes available on request.