Pair this Hemline Button Maker with any size Hemline Snap Together Button Form to make snapping together the two sides of the button form much easier. Once the two halves of the button form are installed with fabric, snap the top of the button maker on and use pressure to snap the button form halves together. You can even use a hammer or mallet to apply the force needed to adhere the button form halves. Compatible with snap together button form sizes: 1/2", 5/8", 3/4", 7/8" and 1-1/8".