Premium 18oz Portable Tumbler – Ultimate Insulated Stainless Steel Thermoses Cup

High-Grade 304 Stainless Steel
Crafted from food-grade 304 stainless steel for superior durability, rust resistance, and safe drinking without metallic aftertaste.
Advanced Vacuum Insulation
Double-wall vacuum insulation keeps beverages hot for 12+ hours or cold for 24+ hours, ideal for coffee, tea, ice water, or smoothies.
Sweat-Proof & Condensation-Free
Exterior stays dry with a sleek matte finish, preventing slips and water rings on surfaces.
Leak-Proof Flip Lid
Secure, one-hand operable flip lid with silicone gasket ensures spill-proof convenience for travel, gym, office, or outdoor adventures.
Versatile & Stylish Design
Fits standard cup holders, perfect for commuting, camping, or as a reusable eco-friendly alternative to disposable cups.
Bulk Wholesale Advantage
Direct factory pricing with no minimum order, ensuring unbeatable value for retailers and bulk buyers.