Equipped with 20 heat shrink plastic sheets, 20 key chains, 100 open irons and 10 colored ball chains, this kit is a comprehensive solution for your child's crafts. Each heat shrink paper sheet is approximately 8.2 x 5.9 inch/21 x 15 cm, 0.3 mm thick.Semi transparent, one side frosted and the other glossy. This kit is designed for children to provide a comfortable and enjoyable crafting experience. Unleash your child's imagination and make home crafts and handprint key chains with these heat shrink pieces. Provide for children to create, learn and explore. Just draw and color your favorite art, cut it out with scissors and it shrink in your oven,thicker form that maintains its initial color and shape. Endless uses of key chains, jewelry, buttons, gift tags, zipper pulls, bookmarks, scrap booking and ornaments. Colour:As Shown Material:Plastic Package Contents: 1set * kits for kids Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.