Key Attributes: Product Name: Warmer Self-Heating Knee Warmer Patch Material: Iron Powder Heating Time: 5 hours Average Temperature: 45°C Size: 14.5 x 39 cm (Custom sizes available) Shelf Life: 3 years Quality Certification: CE Certified Certificate: MSDS (Material Safety Data Sheet) Application: Knee Usage: Ideal for Home Use, Office, and Travel Product Description:Keep your knees warm and relaxed with the Self-Heating Knee Warmer Patch. Designed to provide soothing warmth for up to 5 hours, this knee warmer patch is perfect for relieving cold-related discomfort, improving circulation, and providing warmth during colder seasons. The patch generates a comfortable heat of 45°C, making it ideal for joint pain relief and enhancing overall comfort. Whether at home, in the office, or while traveling, this portable heat pack is the ideal solution for warmth on the go. Benefits: 5-hour heat duration: Provides long-lasting warmth for your knees. Portable and easy to use: Perfect for travel, office, or home use. Relieves cold discomfort and supports joint comfort. Customizable: Available in various sizes and colors, with the option for custom logos. Certified Safety: CE certified and MSDS available for assurance of safety and quality. Packaging and Delivery: Selling Units: Single item Single Package Size: 15 x 10 x 1 cm Single Gross Weight: 100gm Shelf Life: 3 years Customization options: Customized logo/Packing/Graphic Min. order: 100,000 pieces Products Photography: