Hydro Flask 20 Oz All Around Tumbler With Straw Lid Birch . The Splash-resistant Flexible Press-in Straw Lid Keeps Your Favorite Drink At The Ready And Easy To Sip. These Insulated Tumblers Are Incredibly Comfy To Hold And Are Easy To Fill Sip And Go. Specifications for Hydro Flask 20 Oz All Around Tumbler With Straw Lid: Manufacturer: Hydro Flask Color: Birch Fabric/Material: 18/8 Pro-Grade Stainless Steel Weight: 0.75 lb Application: Everyday Casual Travel Camping Outdoor Size: 20 oz Length: 3.4 in Package Contents: Hydro Flask 20 Oz All Around Tumbler With Straw Lid