Hands-free on-and-off usage - YULEYS hands-free design allows you to easily slip them on and off without bending over or using your hands. Heel-locking grip system – YULEYS stay firmly on your feet and include a slip-reducing tread for a more confident step on wood, tile, linoleum, and other surfaces. For use in any industry - These industrial-grade work boot covers are a perfect fit for all kinds of industries and environments to help keep areas clean and sterile. Incredible cost savings - Replace disposable booties with YULEYS reusable work boot covers, which are not only more cost-effective but also environmentally friendly. Universal fit for all work boots/shoes - Universal sizing guidelines make it easy to find the YULEYS to fit your work boot or shoe for a custom, snug fit. YULEYS reusable boot and shoe covers are designed to prevent debris, dirt, and other contaminants from being tracked into sanitary environments and foreign object debris from damaging high value assets.