Let's drink to this. Okay, technically snug is made for kids who are old enough to drink through a straw but not old enough to stop spilling their drinks all over Kingdom come. But the real beauty is that it's perfect for just about anyone (you included, Butterfingers). snug silicone straw lids fit over any regular cup with a 2.5"-3" Diameter. Just pop in a straw and start sucking.Straw hole fits any size straw. 100% silicone lids. Spill-proof. Stretches over most cup sizes (2.5"-3.75" Diameter). Turns your cup into a sippy.Import: Imported. Batteries required: No. Dishwasher compatible: Yes. Diameter: 2.5 Inches. Best Sellers Rank: #5,612 in Baby. Customer Reviews: 4.0 4.0 out of 5 stars 857 ratings 4.0 out of 5 stars. Item model number: B11427. : B08KB5GV3C. Manufacturer: TOMY Intl. Department: baby-boys. Item Weight: 3.68 ounces. Number of Items: 3. Product Dimensions: 3.25"W x 8.63"H. Item Weight: 0.23 Pounds. Unit Count: 1.0 Count. Product Care Instructions: Machine Wash, Hand Wash Only. Pattern: Solid. Occasion: Anniversary,Baby Shower,Bachelor Party,Bachelorette Party,Baptism,Bar Mitzvah,Birthday,Bridal Shower,Christmas,Cinco de Mayo,Cocktail Party,Communion,Confirmation,Easter,Engagement,Father's Day,Funeral,Gender Reveal,Graduation,Grandparents Day,Hanukkah,Halloween,Housewarming,Independence Day,Kwanzaa,Memorial Day,Mother's Day,New Year,Passover,Retirement,St. Patrick's Day,Thanksgiving,Valentine's Day,Wedding. Style: Straw Lids. Special Feature: Spill Proof. Color: Green. Material: Silicone. Brand: Boon.