CRAFTMEMORE Shell Buttons are perfect for your sewing, scrapbooking and crafting needs. Available in a pack of 12 pieces, enough for one or two shirts, and a big pack of 144 pieces (one gross). These 4 Holes Round Shell Buttons come in 4 different sizes: 13mm (0.5"), 15mm (0.59"), 18mm (0.8"), 20m (0.79") and 25mm (1"). Made from natural materials, there is some variation in size and texture as can be expected. Great for knitting sweater, Sewing, Decorating Shirts/Garments, DIY crafts, etc. Check out our CRAFTMEMORE storefront for more patterns, different sizes, and designs of buttons.