teteo Nipple Example S/M Size Unused. I purchased these but did not use them, and they have been stored at home for a long time. I will ship them by taking them out of the box and folding the nipples (they will return to their original shape). (The box will be shipped folded.) Set of 1 each of S size and M size. A set of nipples for baby bottles that matches the growth of the baby. - Sizes: S, M - Target age: 0 months to 3 months, 2-3 months to 18 months Anonymous delivery. No discounts. Thank you for looking.