90% cotton/10% polyester Imported This LED teddy bear has a suitable size, 50cm /20inch, it is perfect for your kids to hold. Use healthy and safe materials, never worry about allergy, it needs 3AA batteries,which are not included. Inside with LED device, include more than 7 Changing colors, can shine up after equipped with batteries. Perfect for Nap Time & Travel - Use as a Night Lamp -Energy Conservation - Green & Environmental Friendly. Cashmere Cotton Blend - Safe LED Lights - Auto Color Rotation - Not Generating Heat.Turn on the switch, and slap it softly.【How to use?】Put on 3 AA batteries, and press the button ON. Then pat on the teddy, it will sense and start to glow. Pat again, it will sense and turn off.