he NUK for Nature Learner Cup easily promotes baby’s transition from breast or bottle to sippy cup. Made with sustainable materials, the learner cup features a spill-proof soft spout that is gentle on teeth and gums, and it includes an air vent that helps reduce swallowed air. The baby cup also comes with easy-to-grip handles that can be removed as your child grows. These sippy cups are BPA-free and dishwasher-safe. This 10 oz learner cup is recommended for ages 9m+. And as part of NUK's NUK for Nature collection, this kids cup comes in 100% recyclable packaging, part of their effort to design a better future for your little ones and their planet.