High Quality MaterialCastor oil belly button patch is made of breathable spunlace nonwoven fabric, skin-friendly and hypoallergenic, no residual adhesive. The castor oil patches unique 2mm thick all-natural cotton core layer has a maximum absorption capacity of up to 5 times. This combination helps reduce the risk of allergies and provides a more comfortable experience. It is safe to use even for those with sensitive skin. (Note: Castor oil free)Benefits of Belly Button PatchThis castor oil patches are made of 100% organic cotton for soft comfort and easy absorption. The round leak-proof frame and waterproof polyurethane layer provide double protection to securely lock the oils inside the patches. You don't have to worry about spills even after long hours of wear. Keep your sheets and clothes clean for a worry-free castor oil treatment. (Note: Castor oil free)Widely Used-Travel EssentialsCastor oil patches measures 7 centimeters x 7 centimeters, 2.8 inches x 2.8 inches, 150 pieces total. The self-adhesive castor oil patch has hypoallergenic adhesive, which can be firmly attached to various parts of the body without shifting. So you can wear this belly button patch compress while working, sleeping, or even doing yoga, Take it and use it at any time, covering more life scene. (Note: Castor oil free)Perfect GiftCastor oil belly button patch is self-adhesive, easy to wear for daily use. Strong adhesive, not easy to warp off, functional, breathable and comfortable. Castor oil patches are the perfect gift for your best friend, sister or mom. It can bring comfort to their body.How to Use Easily and ComfortablyFirst take out the castor oil patches, peel off the release paper, add a few tablespoons of castor oil, put the belly button patch on your belly button, put a hot water bottle or heating pad on top, remove the castor oil patches when you are done using them. Our castor oil patches are disposable, just replace them, no need to wash them. Save your valuable time and energy. (Note: Do not get castor oil on the outside of the inner ring)