Boon 3-Piece Nursh Transitional Sippy Lid, Clear

The Boon Nursh Transitional Sippy Lid was designed to fit perfectly onto bottle shells. It helps the transition from bottle to sippy cup. 

Features:

SWAP THE TOP: Designed to fit perfectly onto NURSH bottle shells, you’ll have an instant array of colorful sippy cups.
EASY TRANSITION: Convert your baby’s favorite NURSH bottle to a sippy cup.
100% SILICONE: Dishwasher and sterilizer safe – keeping them clean is a snap.
Made without BPA or PVC