This  Breast Tape is medical grade and designed for human skin. Use this Breast Tape to lift, separate, flatten, roll-up, boost and create all the cleavage, bra-free support, contour, and confidence you need! It is suitable for all your fashion clothes that need invisible bras. It brings out the elegance and beauty in all fashion wardrobe. Use a nipple cover on your nipples before you apply the tape. It is high-quality cotton fabric, high elastic, comfortable and breathable.