Product Material: Rubber + Acrylic Size: 36.5*31.5cm Style: White heart on red background, gray snowflakes, knitted navy blue Color: Red and white, gray and white, navy blue Quantity: 1 piece Package content: 1 x warm water bag 1. Safe and durable - The hot water bottle is made of high-quality natural rubber and does not contain harmful substances. The inner tank is constructed from rubber, and the outer cover is made of knitted fabric, providing softness and warmth for children, adults, and seniors during cold winter months. 2. Excellent warmth - The U-shaped hot water bottle delivers soothing, long-lasting heat to the neck, shoulders, back, and stomach. Ideal for relieving tension or cramps. The cover is soft to the touch and offers comforting warmth, making it a perfect companion during colder seasons. 3. Soft protective cover - The knitted protective cover adds an extra layer of comfort and safety. This heat pack includes a soft plush cover that helps retain heat, promoting a restful and comfortable experience. The hot water bottle with a secure lid helps you relax and stay warm, especially in winter. 4. Large capacity - The hot water bottle with cover provides cozy warmth for the whole body. With dimensions of 36.5*31.5cm, it offers versatile use and consistent warmth across various body areas. Note: For safety, do not use boiling water and avoid overfilling. 5. Ideal gift - Suitable for Christmas, Mother's Day, Father's Day, birthdays, and other holidays. Practical for use at home, in the office, while traveling, or outdoors. A thoughtful gift for friends and family.