Breastfeeding Real SS size nipple for baby bottles, usable from 0 months. - Brand: pigeon - Size: SS - Target age: From 0 months - Contents: 2 pieces - Features: Breastfeeding Real I opened the bag and tried to attach the nipple to the baby bottle, but the baby bottle I had was a slim type, so I mistakenly purchased this. I haven't used it. Although it is new and unused, please refrain from purchasing if you are sensitive to such things. No claims and no returns. No pets, no smoking.