Contraction process kit: Our contraction plastic board kit provides everything you need to satisfy endless projects.This package is equipped with 50 contracted plastic, 100 key chains, 100 open iron rings and 1 punching device to provide comprehensive solutions for children's handicrafts. Easy to use: Just draw your favorite patterns and paint the color directly on the contraction plastic board, cut out your work with scissors and punching, and then put it in the oven (320 F ~ 356 F about 2-3Minutes) a few minutes.This is an interesting manual activity, whether it is suitable for young and old.We recommend adult supervision during baking, especially suitable for children over 5 years old. High -quality materials: Our contraction art paper is made of high -quality materials, which has a uniform contraction while maintaining bright colors.7.9 x 5.7 inches/ 20 x 14.5 cm, 0.3 mm thick.They shrink to 20%of the size, which forms a solid, thick, and flat shape to maintain its color and shape. Unlimited creativity: Use our contraction paper to cultivate children's creativity, and open an imaginative handmade world.These contracted plastic sheets are very suitable for making homemade and making unique handprint keychains.With this kit, your child can start to excite handmade adventure and explore all kinds of ideas. Perfect gifts and souvenirs: Handmade handprint key chains, accessories, accessories, jewelry, and hot shrinking paper can create personalized gifts or souvenirs.Whether it is a birthday party or an interesting family handmade night, this kit can add personal style to each project. Colour:As Shown Material:plastic Package Contents: 1 set x sheets 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.