12 QTY: C.S.Osborne - Chair Glides No. 679WH (3/4" Plastic heads with 11/16? long nickel plated tack) C.S.Osborne 12 QTY: C.S.Osborne - Chair Glides No. 679WH High quality and long lasting plastic heads long nickel plated tack. Sharp point. Head: 3/4" , Length of tack: 11/16" You will receive 12 professional grade chair glides. MADE IN USA