AITOZ Shoe Protector Safety Cast Color: Yellow Easy to put on over shoes, Protects from the toes to the instep. ◆ Compatible with most shoes such as leather shoes, boots, and sneakers ◆ Free size (approx. 24.0 - 28.0 cm) ◆ Easy to clean ◆ Less constriction and stuffiness for the feet. A free-size protector that is easy to put on. Suitable for factory tours, training, research, workplaces that use boots, and on-site work.