・Use your palm to close the lid
・Easy to open and close
①Lightly pull up the tab
② Fold the tab
③ A hooking claw is formed
④ Insert the hooking claw into the slit in the top surface
⑤ Drink
⑥ Can use straw
Filled cup full of hot coffee and tilted it 45 degrees with drinking spout and cup seam on the tilted side and observed for 3 minutes
→ No Leaks
Filled cup full of cold carbonated drink and shook
horizontally and vertically and observed for 10 seconds
Blowout prevented
Special structure lid stays secured if cup tips over