Brand new, unopened. This is a set of Pigeon's Breastfeeding Realization (母乳実感) baby bottle nipples, size SS and M, and a set of two nipple brushes for Breastfeeding Realization bottles. ○ Breastfeeding Realization Nipples - Size: SS - Target Age: From 0 months - 1 piece - Size: M - Target Age: From 3 months - 2 pieces ○ Breastfeeding Realization Nipple Brush, set of 2 Please understand that these items have been stored at home. Thank you for looking.