Metal.-Size: About1.10X1.10X1.00cm/0.43X0.43X0.39inch This is a set of button brooches made of nail-free design materials, which can be used in your clothing DIY work and does not require you to sew. Easy to install, easy to use, efficient, durable, exquisite and beautiful, it will be your good choice for DIY button brooches, and will bring you a good experience.Features-Color: Mixed.-Material:Imitation Shellfish. Preferred materials, good quality, safe, durable and practical.-Unique design, easy to use, exquisite and elegant, it is your good decoration choice.-It has a wide range of uses, not only for decoration, but also for fixing to prevent over-exposure of clothing. Fine workmanship, comfortable touch, durable quality and simple usage.-Excellent value for money, you can buy this beautiful and practical button brooch at an affordable price. Packing list:10 x Buttons Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.