No need to remove or attach the inner plug!
The inner stopper is already set in the cap, and once set, it will not come off during use.
It also has excellent airtightness even if the cap comes loose. Capacity (mL): 250
Mouth inner diameter (body diameter) x bottle height (total height) (mm): φ22.5 (φ61) x 138 (141)
Scale (mL): 25
Material: Body/HDPE, Cap/PP, Inner plug/LLDPE
