Material : 100% Bamboo fiber Age Group : 1-4 years Capacity : 300ml Leak-proof and spill-proof Promotes step by step oral development Eco friendly product Attractive and durable This straw cup is designed to facilitate and enhance the development of baby's drinking skills by allowing a smooth transition from nipple to straw with its interchangeable drinking tops. Once your baby's sucking power gets stronger, train him to drink using straw, just like an adult. Brand Yookidoo SKU YO646TB0PEB78NAFAMZ-287703