With enhanced sizing and a built-in handle, the Roamer is perfect for weekend hikes, fitness classes, or bringing beer home from your local brewery. Made from 18/8 premium grade stainless steel, the Roamer features Therma-S'well Technology with triple-layered, vacuum-insulated construction designed to keep beverages colder or hotter, longer than all the rest. BPA/BPS-free with zero condensation, these bottles are designed to last while suiting all of your hydration needs.