No More Spills, A Lot of Giggles For 9 Months + Easy-to-Clean, One Piece Lid 1 Disney Themed Graphics 3 Easy to Hold, Sweat-Proof Surface 5 Spill Proof Leak Proof 4 Dishwasher-Safe, Top Rack Only, BPA Free The First Years Disney Insulated Sippy Cup features double layer insulation to help keep liquids cold for longer, and an easy to clean One Piece Lid. Kids love the colorful and bright artwork of the cup, and parents love the innovative design. The double layer helps make the cup sweat-proof, so that kids can easily grip the cup. And to make life even easier, all of The First Years Insulated Cups have interchangeable lids. This means you can keep the cup even when your child has grown out of a sippy cup spout! Questions?