Mam Glass Bottle 170ml Silk Teat 0 Months + is a Premium Glass bottle, a specific glass (borosilicate) which resists to thermal chocks. The bottle can thus be quickly warmed and cooled, cleaned in a dishwasher and sterilized at high temperature. It is simple and safe to use, to make baby's everyday life easier. - Resistant to heat,- Safe and sustainable,- Good grip thanks to its ergonomic shape. The flat silk teat flow 1 (low speed, from birth), is as soft as the skin of a mom, and it is accepted by 94% of babies. 0% BPA.