[Sterling Silver Pin]: Satin pin are made of 925 sterling silver, smooth surface, soft metallic luster, good ductility, silver makes it more textured, not easy to rust or fade, won't bring burden or cause discomfort to your skin, safe and comfortable to use. [40Pcs Charm In A Box]: 40Pcs eye pins: about 24~25mm long, 0.5mm thick, head: 1.5mm in diameter, all packaged in a small box: 68x52x11, easy to not lose the pieces, can keep charms for dirty. [Thoughtful Design]: Our satin pins are designed with a round head, which is easy to attach and remove, avoiding hurting yourself. It can also be used to securely hang lightweight items such as photos, jewelry, and more. [Easy to Use]: When sewing, you can fix the fabric firmly with the help of our sewing pins, it is very convenient and easy to insert and remove. It is your good helper and you can use it without any worry. [Wide Usage]: Different sizes pins will help you finish all kinds of crating projects. They are perfect for DIY jewelry making, like bracelet, earrings, beading, necklace, pendant, charm and other crafts.