★ BCW SELF ADHESIVE ★ DETAILS: BCW Peel-N-Seal 2×2 Nickel Size Paper Coin Flips make it simple store your coins. No stapler necessary – just peel off the film to expose the adhesive, fold, and press firmly to close the coin holder! Window is made of crystal clear archival polyester.Fits nicely into most 2×2 storage boxes and 20 pocket storage pages (sold separately).Seamed in the middle for easy folding. External dimensions : 2×2 (folded) or 4×2 (unfolded)Window size : 22mm Fits all Nickels (or 21-22mm diameter) and similarly sized coins. Your order supports a small family owned business ★★★★★