Genuine Dot Brand Common Sense Fabric Stud, 10 Piece Set Eyelet & Backing Plates* are Included Singe Height Stud w/ 2 Prongs for Piercing Fabric Marine Grade - Designed for Fresh or Salt Water Environments 10 of each piece Dot Brand Turn Button, Common Sense, Fasteners are designed for placing the stud into fabric. *The Turn Button backing plate is standard nickel plated brass. Great for new installation or replacement on existing fabrics.