The Flexiknee Natural Knee Pain Relief Patch is a fast-acting and durable solution for relieving knee discomfort. Made with natural Chinese Traditional Plants Wormwood, it offers temporary relief for up to 8 hours. This self-heating patch is suitable for various body parts and is easy to use. With its natural ingredients and multi-purpose functionality, it provides fast and effective relief for knee pain, muscle fatigue, and stiff shoulders. Features 1. Fast-Acting: Relieve Knee comfortable in Minutes, Knee Relief Patches Kit can help relieve fatigue, muscle, stiff shoulders. 2. Durable and effective: Natural wormwood patch offers temporary discomfortable relief for up to 8 hours. 3. Natural Ingredients: Knee Discomfort Relief Plaster is made of Chinese Traditional Previous Plants Wormwood. Knee Relieve Patch is self-heating and safe. 4. Multi-purpose: Wormwood Relieving Patch is suitable for neck, shoulders, knees, ankles and various parts of the body. 5. Easy to Use: Clean the affected skin with warm water, remove the protective film and stick the adhesive relieve uncomfortable patch on the area where you need. Specification Material: Non-woven Fabric Color: Green Size: 19.2 x 13 cm Weight: 33 g Package Include: 1x Pain Relief Patch