The Dritz Size 16 (7/16") Open-Ring Snap fasteners are no-sew fasteners used on shirt plackets, interior pockets, snap-on hoods, inner legs of toddler clothing, and much more. Package contains 60 sets and hand tools for application. Details: Silver 7/16" (11 mm) 60 sets and 1 tool Easy to apply, no-sew snap fasteners Snap fasteners add that extra little bit of style that looks great on any apparel item Use on children's wear, blouse, shirts and DIY crafts Hand tools included for application Larger quantity for use with multiple projects packaged in reusable zipper storage bag Instructions: Test on swatch of fabric. Use two layers of light to medium-weight fabric, reinforced with interfacing. Work on lightly padded surface. 1. Mark position of snaps on overlap and underlap of garment. 2. On right side of garment overlap, push prongs (A) into fabric at mark, turn over. 3. Position socket (B) raised center down, over prongs. 4. Center large end of setter over socket; hammer firmly (E). 5. Repeat for stud (C) and prong (D) on underlap of garment. Make sure stud is on outside of underlap and setter is positioned over stud. Fasten item securely to project & periodically check secureness.