Note: Small items, not suitable for children under 3 years old. 9mm Color Button, Tiny Size Sewing Flatback Resin Buttons, 10 Colors Multi-Colored Pack of 1500 with Box. Round sewing craft buttons are made of resin, the surface is smooth, waterproof and durable. It comes with a removable plastic storage box, work great to keep these scattered buttons, easy and convenient to store them when not in use and find them next time. Color resin buttons are very small, When you buy them, please see if they are the size you need, Be careful when opening and closing to prevent the colored buttons from falling apart. Please see if the color of the plastic button on the picture is the color you need.