HEAVY-DUTY PREMIUM RUBBER FOAM: Shore A 20-N density / 0.4-inch thick - maximum impact absorbent. CLEAN SAFETY: Roving Cove uses safe and pure raw material and was the first brand to make foam safety bumpers without the use of toxic flame-retardant chemicals (SCCPs). Our edge corner guards contain no BPA, no phthalates, no heavy metals, no latex, no SCCPs. Inherently flame-resistant; passed flammability tests under US regulations. DENSEST: Density is more important than thickness when it comes to softening impact. Our edge and corner guard measure Shore A 20-N density, much more dense than the industry standard of 13. Soft, high-density premium cushions absorb impact and protect your loved one from the sharp corners and edges in your home (nursery, kitchen, fireplace, coffee table), school, daycare, preschool, hospital, assisted living facility, senior housing, nursing home, factory, office, museum, restaurant and more. JUMBO PACK: Covers 20.4 feet (245 inches) of surface area: 18 feet (5.5 meters) edge guards + 8 corner guards. Fits all standard size tables (round table up to 69" diameter, square table up to 56" square and rectangle table up to 36" x 78"). L-Shaped safety bumpers. Industrial strength. SECURE ADHESION: Includes authentic easy-to-peel 3M double-sided tape (36 feet of tape for the edge guard), with 8 corner guards pre-taped. Coffee Brown color matches with oak, walnut, mahogany, cherry, or dark brown-colored wood, brick, stone, glass; such as coffee tables, chairs, chests, shelves, stairs and fireplaces/hearths. Package included: 1*5.5m edge protector + 8 corner protectors