Bullet Points: 1Cute Looking: Hot Water Bottle uses soft and comfortable plush fabrics for the outer layer, has a lovely three-dimensional plush bear on the top, and brings an adorable appearance. 2Safe and Reliable: Hot Water Bag has an inner tank that is made of high-quality PVC material, making it watertight and allowing you to use it safely and reliably. 3Multi-functional Uses: Fill the Warm Water Bag with hot water in winter to keep you warm while filling it with cold water in summer to cool you down. 4Long-lasting Heat Preservation: Warm Water Bottle can last about 2-3 hours outdoors, 3-5 hours indoors, and 8-12 hours in bed, providing long-lasting warmth. 5Lightweight and Portable: Winter Hot Water Bag is small and flexible, allows you to take it around with ease, and can be detached for handy cleaning. Description: Warm Water Bottle has a cute plush bear design on the outer layer, making it adorable, and can be filled with hot water in winter to provide warmth or with cold water to cool you down in summer. Warm Water Bag provides long-lasting heat preservation and lasts about 2-3 hours outdoors, 3-5 hours indoors, and 8-12 hours in bed. Specifications: Name: Hot Water Bag Material: Plush fabric, PVC Size: about 26.5*16.5cm/10.43*6.49in Capacity: about 1000ml Packing List: 1* Hot Water Bag