“Tyeso 700 ml Double‑Wall Insulated Tumbler – Anywhere hydration, perfected. Crafted from premium 18/8 stainless steel with vacuum-sealed double walls, this mug keeps your cold drinks chilled for up to 24 hours and your hot beverages warm for 12 hours   Featuring a leak-resistant, one-touch flip lid with both straw and sip options, plus a sturdy built-in handle, it’s designed for both convenience and versatility—whether you're commuting, working out, or relaxing at home . The base fits most cup holders, and the wide-mouth opening simplifies cleaning. With a built-in straw, sweat-free exterior, and anti-slip base, this 700 ml tumbler is as functional as it is stylish —  making premium insulation surprisingly affordable