6 hours long-term insulation
Liner highlighting electrolysis + liner copper plating + vacuum insulation layer
316L stainless steel liner, resistant to oxidation, easy to clean
Intimate lock, cover design, easy to operate with one hand
Just the Right Size/Weight Travel Mug - Featured with 480ml capacity, meets your everyday hydration needs in one container;Moreover,thanks to good ductility of 316L stainless steel, the inner wall thickness can be reduced from 0.3mm to 0.08mm , 73%  compared with the same grade Travel & To-Go Drink-ware,smaller volume and ultra-light (only 2259g), portable for backpack in daily life at home, office, school, training, camping, travel.
Heat preservation: above 68℃ (6 hours)
Keep cold: below 10℃ (6 hours)