【How to Use】: Your left hand hold the butterfly tail do not move, the butterfly band by clockwise, then release your hands, they will fly to the sky. Package comes with four butterflies. The lid is folded, and the others are shipped flat. You can assemble them directly after receiving them. 【Unique Design】: Fun flying butterfly wind up, these flying butterfly card surprise wind up butterfly design with beautiful color and pattern. Just like real butterflies. 【Interactive Toys】: These flying butterflies rubber band powered toys are small and flexible for great parent child interactive tools, you can play with your kids together. 【Classic Toy】: You can put these colorful flying butterfly fairy flying toy in a book, or a greeting card. When children open the card or a book, the beautiful butterfly flying out. 【Application】: Flying Butterfly Great Surprise Gift is great for wedding invitation, greeting card, letters, birthday, party, Valentine's Day, graduation ceremonies, festival gifts, Xmas gifts, surprise gifts, party bag fillers, she /will never forget this moment. Specification: Material: Paper Size Chart: 14.5cmx14.5cmx12.7cm/5.71inchx5.71inchx5.00inch Package Includes: 1 Inner Box, 1 Outer Box, 1 Lid, 1 Waist Seal, 4 Butterflies Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.