The Stainless-Steel Vacuum Travel Cup (510ml) is the ultimate solution for maintaining the ideal temperature of your beverages wherever you are. Designed with high-quality materials and smart features, this travel cup ensures every sip is as satisfying as the first. Vacuum insulated double-wall construction keeps hot drinks warm for up to 6 hours and cold drinks cold for up to 8 hours, so you stay energized all day. Made with shatter-proof, durable 304 stainless steel interior and a fingerprint-proof matte finish exterior for odor-free freshness and a sleek look. Features a screw-on lid with a silicone seal for leak-proof security and a straw hole design that reduces splashing—drink directly or insert a straw through the small opening. Comes with a non-slip silicone sleeve that provides comfortable grip and anti-skid protection, combining both style and function effortlessly.