The Thrive Flip Straw VSS 20oz is the most compact of our Thrive Flip Straw series. A streamlined design that's easy to take with you no matter where you're headed. Just flip and sip. Our Thrive Flip Straw VSS 20oz is a streamlined way to stay hydrated all day long. Made from vacuum insulated stainless steel, it keeps your drink ice cold for hours. Key Features: Flip, Sip, Enjoy: Drink through straw. Includes dust cover to protect silicone valve from the elements while adventuring. Leak-Proof: Leak-proof when closed, spill-resistant when open. Easy to Carry: Comfortable carry handle. Integrated Protective Bumper: Protects against dents and ensures a quiet, secure grip on nearly any surface. Easy-To-Clean: Cap is dishwasher safe and disassembles, making for easier and faster cleanup. Dimensions and Weight: 28 cm x 8.6 cm x 8.6 cm, 392 gr. Material Composition: 75% Type 304 Stainless Steel, 15% PP Copolymer, 5% Silicone, 5% LDPE.