"Get this brand new JK 600ml All Steel Vacuum Sling Cup, perfect for your daily hydration needs! Crafted from premium 304 food-grade stainless steel (SUS 304), this durable thermos ensures completely safe and rust-free usage. It features advanced double-wall vacuum insulation to maintain temperatures seamlessly, keeping your drinks steaming hot or perfectly chilled for hours.Designed for utmost portability, it features a built-in carrying sling handle, leak-proof screw cap, and an airtight seal to prevent spills on the go. Ideal for school children, office workers, gym sessions, outdoor sports, or travel. Available in multiple colors including silver, dark grey, and brown metallic finishes. Buy yours today for a reliable, sleek, and compact beverage companion!"