The Prym double linen buttons live up to their name, because with their help bedding and pillows with buttonholes on both sides can be closed easily and without sewing. Also buttonhole elastic can be connected using double linen buttons. Manufactured in high quality white plastic, the linen buttons are available in 15, 17 and 18 mm diameters. One pack contains 7 to 9 double linen buttons - depending on the size of the buttons.