Ergonomic benefits are designed into every cart. All stainless steel construction and electronically welded. Stainless steel shelves have reinforced edges and are stain and rust resistant. Leg bumpers protect walls and furnishings. Comfortable vinyl handle grips are available. Easy-to-clean and sanitize, simply wipe down or steam clean. Lake-Glide Casters: 5" No-Mark® cushion tread.