LocknLock 400ml Stainless Steel Tumbler – Black, Double-Vacuum Insulated, Spill-Proof & Portable Travel Mug for Hot & Cold Drinks

Stay refreshed on the go with the LocknLock 400ml Stainless Steel Tumbler (LHC4119B) — a sleek, high-performance travel mug built for busy lifestyles. Made from premium 304 stainless steel, this durable, rust-resistant tumbler features advanced double-vacuum insulation, keeping your drinks hot or cold for hours. Whether you're heading to work, the gym, or the great outdoors, this portable travel mug is designed for versatility and comfort. Its ergonomic, non-slip grip and slim profile make it easy to hold and fit into most car cup holders or backpack side pockets. Finished in a bold matte black, this tumbler combines modern style with practical function — perfect for coffee lovers, commuters, students, and outdoor adventurers alike.