Easy-to-sit-on and easy-to-clean bath chair / shower stool, 40cm

CAINZ Easy-to-Sit, Easy-to-Clean Bath Chair / Stool, 40cm Warm Gray

I purchased this 40cm high chair to reduce strain on my legs and back, but it didn't match the height of my bathroom.
It was kept in the bathroom for one week.

This item has been stored at home after purchase, so please refrain from buying if you are concerned about minor details.
Immediate purchase is OK.