Following careful and extensive research with mums and experts munchkin introduces latch an innovative range of practical and unique newborn feeding products latch offers everything mum needs to make the transition from breast to bottle feeding as natural and comfortable as possible for mum and baby as a new mum feeding your baby is one of your main concerns the munchkin latch transition trainer cup 4oz125ml has a soft silicone spout which is flexible so it moves with baby the cup has