Plant-plastic and silicone help avoid harmful chemicals — With our sippy straw pocket, only liquids touch Sprout Ware® plant-plastic and 100% LFGB, platinum cured silicone made without PVC and hormone-disrupting BPA, BPS, BPF, BFDGE, NOGE or BADGE additives for baby’s health and safety. New! Innovative Sprout Ware® plant-plastic alternative to traditional plastics — Our Sprout Ware® line of non-petroleum plant-plastic reduces the risk of chemical leaching and is durable and lightweight with similar functionality to traditional petro-plastics with proper care and use. Silicone sippy spout, straw spout + straw included to grow with baby — Our transition sippy pouch with soft spouts helps your baby instinctively regulate the flow of liquid for a natural transition from breast- and bottle-feeding.