Features:Fast Heating: Featured with fast heating technology this foot heater provides extra warmthUniversal: The oversized pocket fits both men and women big enough to wrap your cold feet all over and offer extra warmthFor Winter: No more sleepless night in chilly winter Convenient for home and office use.Anti Slid: Anti-slippery base ensures feet warmers to stay firmly on the ground without displacing.3 Gears: There are high middle low 3 gears. The design peak temperature is about 60 (depending on the ambient temperature)SpecificationMaterial: Super-soft velvetColor: Blue redSize(L x W): About 29 x 33cm/11.4 x 13inchPower: 5V 2APackage included:1pc x Foot Warmer1pc x USB Cable1pc x English User ManualNote:1. Due to the light and screen difference the item& 039;s color may be slightly different from the pictures.2. Please allow 0.5-2cm differences due to manual measurement.