【Vacuum Insulation & Perfect Size】Designed with double-wall vacuum insulation, with superior insulation and a condensation-free design. The water bottle can keep hot for 12 hours and cold for 18 hours, allowing you to enjoy your favorite flavor for a long time. The mugs fit in car and bike holders and inside your backpack - for your hiking, cycling, beach, camping and fitness!

【Lid with Wide Handle】After market research, we have redesigned this cup lid. 1. The thickened version of the waterproof rubber ring is used to make the seal more secure. 2. Our lid handles have been improved. Can hold three fingers, relieve finger pressure while walking. 3. The straw is made of soft PP material to ensure that it does not break after long-term use.

【Premium Material】Made of 18/8 food-grade stainless steel, durable and unbreakable. Electropolished inside, highly resistant to rust. Gives you a clean tasting drink every time! Premium powder coating provides a firm grip without slipping from sweaty palms and does not fade or fall off.