Hot Selling Hot Water Bag for Pain Relief Long Rubber Hot Water Bottle with Cover. Customizable Color: Any color is available to meet your specific design needs. Large Capacity: 2000ml capacity provides extended heat retention for pain relief. Safe Non-Toxic Materials: Made with non-toxic PVC, PE, Nylon, and Gel; some materials are edible grade. ISO9001 Certified: Manufactured under ISO9001 standards ensuring quality and safety. Free Standard Samples: Free samples available for standard products; custom samples require mold fee. Flexible Customization: Full customization available including design, logo printing, and packaging. Multiple Payment Options: Supports T/T, PayPal, L/C, Credit Cards, and Western Union. Experienced Manufacturer: 10 years of professional production experience as a direct factory.