Specifications:

* Material: 304 Stainless Steel

* Volume: 500m

l * Size: about 26.5*7*7cm

* Range of temperature: -20 ℃ ~ 100 ℃

* Insaluted Effect: Keep cold to 12hrs, keep warm to 6~12hrs

Note: 1.Size may be 0.5-2cm inaccuracy due to hand measure. 2.Color may be little different due to monitor, thanks for your understanding.