This Toasty Hoodie is perfect for cold days. It is made of a cotton-polyester blend of 300gsm with a soft fleece lining. It is a heated sweatshirt jumper, which has 5V power supply, CE certified for safety. It has 3 heating levels to give you flexibility to create your optimum warmth level and the 10000mAh battery included can last for 3-8 hours. It is easy to care for, as it is machine washable. Keep warm and cozy in this Toasty Hoodie