Price listed is for eighteen fabric studs. These are 9.5 brass fabric studs. These have a textured starburst design on front and back and a center hole opening about 2.5mm. A flat back stone could be glued to the top, then attatched to fabric using the prongs on the back. Or, the prongs could be put through the back of the fabric, and a flat back stone set within the prongs on the front of the fabric.