[Double Wall Insulation – Keeps Drinks Cold or Hot]Stay hydrated all day! This highland cow stainless steel tumbler features double-wall vacuum insulation that keeps your drinks cold for up to 12 hours or hot for up to 6 hours – perfect for travel, gym, or office. [Comes with 2 Straws & 1 Brush – Easy to Sip and Clean]Includes two reusable straws and a straw cleaning brush to make drinking and cleaning easy and convenient. Enjoy your favorite beverages mess-free! [Premium 18/8 Stainless Steel – Built to Last]Crafted from food-grade 18/8 stainless steel that resists rust and retains flavors. Durable and odor-free, it's a reliable companion for your daily hydration. [BPA-Free & Eco-Friendly]All materials are BPA-free and safe for everyday use. Reusable design reduces waste – a better choice for your health and the planet. [Stylish & Functional Design]Modern space-capsule design with an ergonomic grip, fits most car cup holders. Leak-resistant lid keeps your drinks where they belong – in the bottle!