Wide Application: These oil patches are versatile and can be used in a wide range of scenarios. It can be used as a cold or hot compress. It is comfortable to wear and can be used when sleeping, traveling, and working. It can be used as a thoughtful gift for parents, friends, lovers, colleagues, etc. Self-Adhesive for Easy Application: These castor oil compress pads with a self-adhesive design. Strong adhesive, not easy to warp off, functional, breathable, and comfortable. When it's time to remove the patch, it can be peeled off without causing any pain or discomfort to the skin. Product Includes: Castor oil patches measure 2.8 inches x 2.8 inches, 50 pieces total. Patch arrives oil-free, so you can add your own cold-pressed castor oil, essential oil for precise topical use. Apply to the navel, abdomen, back, joints, or any target area that benefits from hands-free absorption. Quick 3-Step Setup – Peel, drop 3-5 drops on the 2 mm cotton core, wait 1–2 min, stick to clean skin—ready in under 60 seconds. Single-Use Design: Just replace, NO Wash, The castor oil patches feature a one-time-use design. This not only ensures maximum hygiene but also makes them incredibly convenient to carry around. You can be discarded after use no need to clean. High Quality Material: Our castor oil belly button patch is made of organic cotton for soft comfort and easy absorption. The castor oil patches have a unique 2 mm-thick all-natural cotton core layer, an anti-overflow frame PU waterproof layer that locks oil, avoiding maceration. You don't have to worry about spills even after long hours of wear.