It will not harm yskin and will have a good effect because shoulder neck sticker contains natural extract ingredients, safe and healthy.product can quickly relieve joint ache, eliminate swelling and eliminate bruises, which is a very useful plaster. This product is very portable, easy to store and carry.Safe and non-allergenic precious herbal ingredients is designed for long-lasting relief. Elastic non woven fabric is ideal for joints and skin, soft and breathable.The length of product is 7cm and the width is 10cm.This product can quickly relieve various pains associated with muscle strain, neck pain, hyperostosis, knee joint ache, tenosynovitis, sciatica, fibromyalgia.Item Name: Shoulder Neck StickerMaterial: Non Woven FabricShelf Life: 3 YearsIngredients: Camphor, MentholSkin Type: All Skin TypesApply Zone: Whole BodyFeatures: Compact, Lightweight, PortableEffect: Relieve Shoulder and Neck PainsSize Details: 7cm x 10cm/2.76" x 3.94" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Usage Method:Step 1: Wash ybody before applying the patch;Step 2: Peel the anti-adhesion paper off the patch;Step 3: Apply the patch to the affected area;Step 4: Enjoy pain-free life.Package Includes:1 Box of Shoulder Neck Sticker (10Pcs)