Advance. BPA free. 12 m +. Unique spout shape starts transition to regular cup. Bite resistant spout. Encourages healthy oral development. 100% spill-proof; leak-proof; break-proof guaranteed. Seal zone technology. Trusted seal. Always. Made by Nuk. Nuk is proud to make Gerber Graduates tableware products. For more than 50 years, moms have trusted Nuk and Gerber to help them nurture their babies best. Sized just right for little hands. Promotes safe, independent drinking. Unique flow control valve, easy for child to drink. Dishwasher-safe. Made in USA.