YOU ARE PURCHASING A TWO WAY VERSATILE OPEN END ZIP IN BLACK MADE IN GERMANY BYPEX. THIS IS A HIGH QUALITY ZIP PERFECT FOR A VARIETY OF SEWING NEEDS inc. ALTHOUGH IT IS WORTH NOTING THAT THE PLASTIC CHAIN DOESN'T ENTIRELY SEPERATE; FOR EXAMPLE IF THE ZIP WAS IN A JACKET YOU WILL NEED TO PULL THE JACKET OVER YOUR HEAD TO GET IT ON OR OFF.