The 5oz my-my™ sippy cup from Pura is the ideal transition for your toddler when he or she is ready to move away from an infant bottle. Like all products from Pura, it is 100% plastic-free so you can be sure you are getting the safest, BPA-free and toxin-free sippy on the market. Crafted from sturdy 100% silicone, the sippy consists of a tight-fitting drinking top and a base with internal volume marks. This repurpose-able cup can be used without the lid as a training cup or as the perfect snack-sized container.