bullet point: Quality material: The butterfly shape wings are made of cardstock, it is small and flexible, rotate the rubber band by clockwise or anticlockwise, the butterfly will freedom flying, different angel may fly to different direction. How to operate: first your left hand hold the butterfly tail do not move, your right hand turn butterfly's head about 30 - 50 times, and then loose both of your hands, you can also put the butterfly toy in a book or a card, as long as he or she open the book or card, the beautiful butterfly will fly out, give them a surprise. Skill development: our butterfly toy with bright colors and cute appearance, easy to draw attention, it can cultivate kid's interest from childhood while enjoy the playing process, good for developing intelligence and ability. Package included: the package contains 5 pieces rubber band powered wind up butterfly toys, you can choose your favorite style to play with your friends. Where to use it: This butterfly rubber band is suitable for birthday, Christmas, Valentine's Day, you can place it in the wedding invitation card, greeting card, Christmas card, letters, books, even flowers, ideal gift for you to give your relatives or friends a surprise, play it remove your stress. Description: Color: Random delivery Size: approx. 13.2 cm/ 5.2 inches in length, 11 cm/ 4.3 inches in width Material: plastic How to operate: 1. First your left hand hold the butterfly tail do not move, your right hand turn butterfly's head about 30 - 50 times. 2. Loose both of your hands, you can also put the butterfly toy in a book or a card. 3. As long as he or she open the book or card, the beautiful butterfly will fly out, give them a surprise. Package included: 5 x Butterfly toys (random colors delivery) Note: Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 1-2cm differs due to manual measurement.