Double Anti-oil Leakage Design: castor oil patches are made of breathable spun lace nonwoven, highly absorbent core layer, together with anti-seepage frame leak-free layer; Outer layer fabric provides a soft and comfortable feel; The unique 2 mm thick pure natural cotton core layer ensures high absorption capacity; The anti-overflow frame PU waterproof layer locks oil and avoids maceration, allowing you to enjoy a comfortable castor oil care experienceSecurity and Reliability: you can use our self adhesive castor oil pack with castor oil to relieve fatigue, relax muscles, increase blood circulation, and help you sleep better; Castor oil sticky pads adopt a high standard of materials and craftsmanship in terms of performance and safety, allowing you to enjoy the convenience of use without any worriesNo Wash and Time Saving: step 1: peel off the release paper; Step 2: add 1 tablespoon of castor oil or other oil to the center of the cotton fabric and spread it evenly; Step 3: glue it to the body; Remove and discard after 2-12 hours of use; Compared to traditional castor oil pack wrap kits, our castor oil pads only need to be replaced; No time spent cleaning, more convenient and less time-consuming; Note: castor oil is not includedMulti-size Design: 10 pcs in extra large size and 10 pcs in neck size; The former size, 40 x 20 cm/15.7 x 7.8'', fits the waist of most people's body types and also fits other large areas such as the liver, back, arms, legs, etc. The latter size, 30 x 11 cm/11.8 x 4.3'', is designed to fit the curve of the neck and can also be applied in other small areas such as joints, wrist, abdomen, calf, etc. The self-adhesive castor oil wrap does not require additional binding, making it more convenientNo Space and Wear It Anywhere: disposable castor oil packs are highly adhesive, non-irritating, and low-allergenic, which can be firmly attached to your neck or other parts of the body without shifting; So you can wear this castor oil wrap compress while working, sleeping, or even doing yoga; Take it and use it at any time, convenient for home travel use; Not recommended for pregnant woman