Features: DIY assembly with light version, customers can easily assemble the finished wings at hand. The main body of the backpack is made of environmentally friendly material ABS, and the wing frame is made of customized environmentally friendly mixture with strong flexibility and safety. Customized film is used for wings to match the theme elements and change color. Dress up/role-playing, suitable for children aged 3-10 and adults below 170cm, to meet children's desire for role-playing. Stimulate children's imagination. Provide fantasy game props Suitable for multiple occasions: parties/birthdays/Halloween/Christmas/indoor and outdoor. Electric wings, simulating movements. With music/lighting. Specifications: Item: Elf Wings Version: With Light Material: ABS Wings Color: Pink Battery: 1.5V AA * 4(not Included) Packing Size: 29.5*22*9cm Packing Weight: 585g Package List: 2* Elf Wings 1* Backpack Body 2* Shoulder Straps 2* LED Light Straps 1* Instruction Manual