Key-Bak Mini-Bak Retractable Reel with 36 inch Nylon Cord, Swivel Bulldog Clip and Vinyl ID Strap - (Pack of 3) Proudly made in the USA by the company that invented the personal retractor in 1948 Retractable 36 inch (91.4 cm) 3-strand braided nylon cord for quiet extension and added durability Plastic case is 1.25 inches (3.18 cm) in diameter Stainless steel spring tested in excess of 1,000,000 retraction cycles Swivel clip; Vinyl I.D. strap end fitting