Features 1. DIY assembly version, you can simply assemble the finished product. Powered by 1.5V AA x 4 batteries(Not Include). 2. The backpack body is made of environmentally-friendly ABS, and the wing skeleton is made of customized environmentally-friendly mixture, which is tough and safe. 3. Lightweight and don't feel heavy when worn, perfect for girls and women. This girls wings with LED string lights makes us cute and alive. 4. The girls wings costume women is equipped with matched elastic straps, it is well fixed, we don't need to worry about it falling off when running or dancing. 5. The girls wings costume is suitable for Christmas, Halloween, birthday parties, fairy themed parties, makeup parties, midsummer parties and summer camps. Specification Material: Plastic Color: Pink Size: 22 x 30 x 9 cm Weight: 580 g Battery: 1.5V AA x 4Not Include) Package Include: 1x Buttery Wings Set(With Light) or 1x Buttery Wings(No Light