Features: 1. Safe and Durable: No electricity foot warmer is made of high-quality natural rubber, very safe and durable and easy to clean. 2. Soft and Warm: This foot warmer mat comes with 1 removable plush lining, which feels very comfortable and soft. Made of thickened high-quality polyester material, very fluffy and warm, foot full cover design that does not let the wind into and makes your foot warmer (plush cover machine washable). 3. Large Capacity: The warm feet heating pad capacity is 2L, which can store and release heat for a long time, hot water bottle foot warmer fits shoe size 44-46, suitable for most adults. (Note: fill it with 2/3 of the water, not too full.) 4. Anti-scalding Design: Heated slippers inner tank uses a diagonal stripe design to reduce the contact surface and ensure a comfortable temperature. The inner tank can also be used alone as a hot water bottle with cover. Note: It is best to pour hot water that does not exceed 80 degrees. 5. Ideal for Winter: Feet warmer is ideal for warming your feet in winter. It will always keep your feet warm on cold winter nights. Winter/Birthday/Christmas/New Year gift for family and friends. Specification: Material: Plush Product Color: Gray, Black, Pink Product Size: 32 x 20 x 6cm Product Weight: 500g Package Included: 1 x Foot Warmer