Zak! Designs Sip N Slide Tumbler Featuring Finding Dory Graphics, Screw-on Lid with Flexible Straw, BPA-free and Break-resistant Plastic, 12 oz. The Sip N Slide from Zak! Designs is a fun and secure way for kids to stay hydrated at home or on-the-go; featuring full color art from Finding Dory Screw-on lid secures tightly to prevent spills and splashes; pop up straw is easy to drink from Unique lid design has easy open sliding function; slide it back to reveal the straw or slide it closed to keep the straw clean when not in use Made of BPA-free durable, shatter-proof, break-resistant plastic Dishwasher safe; do not microwave; look for the entire Finding Dory collection from Zak! Designs