1,usb warm foot cushion 2,voltage,5V 3,material,coral ... size,40*40*90cm temperature,40-45 detailed introduction name,usb warm foot cushion size,40*40*90cm temperature,40- ... 45Material:USB line,plush frabic,carbon fiberFunction:1.lovely fashion design; ... Specificationstoys cushions 1.can heat up when you connect the USB to PC; 2.you can warm you hands or feet ...