How to Open Stuck Nail Polish Lids

【Materials】
·rubber band
·hot water

【Steps】
[rubber band]
Frictional force becomes strong when winding two rubber bands on bottle and cap!
It will be easier to open thanks to stronger force than usual.

[hot water]
Soak a portion of the cap in hot water for a while.
It becomes easy to open because manicure hardened becomes soft by the heat of hot water