Material: plastic. MAGIC SPRING: Rainbow circle train baby fingers flexibility and body coordination.Use them in kids party favor bags, party favor boxes, pinata filler, toys and other birthday goodie bag stuffers. SPECIFICATION: Fun to stretch out these colorful springs and watch them will snap right back. BEST PRIZE: kids toys are the perfect companions for any game room and game day school rewards and prizes for children. Makes the perfect pastime activity at home or school recess playtime. Use as carnival prizes, in playful Pinatas, fun gag gifts or classroom rewards. MAGIC RAINBOW SPRINGS: Great for gifts or party favors. Magic Rainbow Springs is a stress reliever, pen holder, memo holder and artwork all. NOVELTY AND FUNNY: A wonderful gift toy for Easter,Halloween,Christmas.Essential in your birthday party supplies for your next special event beach party with other kids party games. It's also a great children's prizes. 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.