Product introduction:
 Double-layer vacuum structure, with good heat preservation, cold preservation and freshness preservation effect
 Before use, you can inject a small amount of hot water (or ice water), preheat (cold) for one minute and then pour it out
 Large-caliber design, convenient to hold lunch, snacks, soup, drinks, etc., and easy to clean
 Good grip frosted surface, arc-shaped bottom design, stackable storage
 Size: 9.4cm(L) x 9.4cm(W) x 16.5cm(H)
 Capacity: 475ml / 16oz
 Weight: 340g
 Made of high-grade 304 stainless steel
 No BPA and phthalate
 American design
 
 Thermal insulation/cold insulation test data:
 Hot water can be kept warm for about 7 hours (the time it takes to pour from about 93°C to about 52°C)
 Cold water can keep cold for about 10.5 hours (the time it takes to pour from about 0°C to about 13°C)
 ※The above test data is the indoor temperature is about 21℃
 ※Opening/closing the bottle cap/indoor temperature difference will affect the effect of heat preservation and cold preservation