Keep your favorite beverages perfectly hot or ice-cold all day with this premium 1100ml JK Vacuum Sling Cup! Built with heavy-duty double-wall insulation, it features an advanced SUS 316 and SUS 304 food-grade stainless steel interior to prevent rust, preserve pure flavors, and guarantee long-lasting durability.This high-capacity flask includes a built-in 304 stainless steel tea filter/strainer mesh, a robust steel-core inner stopper, and a reliable leak-proof rotating seal lid. Perfect for work, travel, gym, or outdoor adventures, it comes equipped with a convenient, sturdy carrying sling rope for easy mobility. Sleek, stylish, and tough as ever! Message now to secure yours today.