Bullet points: 1. 100% brand new and high quality. 2. Suitable for all kinds of body discomfort. 3. Such as muscle strain, neck discomfort, rheumatoid arthritis, bone hyperplasia, knee joint discomfort, tenosynovitis, strain sprain, sciatica, fibromyalgia, etc. 4. Necessary for office workers, popular in hot and warm areas. 5. Package included: 12*Wormwood stickers. How to use: 1. Clean and dry the affected area. 2. Remove the plastic backing on the side of the sticker. 3. Smooth that side of the area where you feel discomfort. (Note that there is no wound on the part of the sticking. People with allergies and pregnant women should not use.) Descriptions: Size: knee sticker: 13.8*9.5CM; lumbar sticker: 12*8.6CM; cervical sticker: 12.8*9.3CM Weight: 40 grams Package included: 12*Wormwood Stickers (including bag) Notes: There may be some slight differences between the color of the picture and the actual item. Due to manual measurement, please allow a difference of 1-2mm.