1.Our flexible end caps work great for preventing scuffs on kitchen or wood floor, as pliable protective seals for metal chair tips, patio furniture, bench feet, table legs or tips, bar stools, screw or nail heads, or to cover any round pole or hole 2.Thread protector cover is made of vinyl rubber material, flexible and insulated, can widely application to furniture, electricity and so on 3.Rubber plug cover tip caps are made of soft material, good quality and durable, have long service life 4.Perfect for covering screws or other threaded parts Inner Dia : 33mm Color : Red Material : Rubber Package Content: 10pcs x Screw Thread Protectors