YKK Open End Zip - Black Tape - Antique Metal Tooth/Finish - Heavy Duty - Hd-3 - 6/7/8/9/11/16/17/18/19/20/21/22/23/24/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40 Inch (6 Inch (15 Cm)) Black YKK, OPEN ENDED, HEAVY DUTY ZIP. BLACK TAPE AND ANTIQUE METAL FINISH (ANTIQUE METAL TEETH/HEAD). HUGE SIZE RANGE. MULTI PURPOSE ZIP, INCLUDING JEANS, BAGS, COATS ETC