The bottle that truly grows up with your baby! Our "life bottle" set transitions baby from bottle feeding to sippy cup to water bottle by simply attaching the accessories included in the kit as baby grows up! Eco-moms will love that it's sustainable and every mom will appreciate the tremendous value the Baby Grows Up set offers versus purchasing separate baby bottles, sippy cups & water bottles. , , Grows up stages: , Stage 1: 3 accordion flex peristaltic nipples - slow, medium & fast flow one for each stage of bottle feeding. , Stage 2: easy-grab handles and a soft, non-spill silicone sippy spout help baby transition from bottle to sippy cup. , Stage 3: the leak-proof cap turns baby's favorite bottle into a kid-cool & lunch box friendly water bottle. , , What's in the box: , One 2oz/60ml stainless steel lid with measuring gauge that doubles as a snack container , Three peristaltic vented silicone nipples: slow, medium & fast flow , One non-spill soft silicone sippy spout , One easy attaching handle , One matching leak-proof cap and bottle ring