This is a gel air freshener comes in at 7x7cm in height and width with a maximum depth of 2cm. The depth tapers to 1cm at the top, as the bottom is wider to enable it to stand more securely (not a great deal more securely in my experience). The gel is a dark blue/sea green colour set in an almost flower shaped glass case (think square with rounded corners and sides pinched inwards). It is much more attractive to look at than traditional white plastic grid encased gels. However, it is much less efficient. I have placed this gel air freshener in 'the smallest room' and the fragrance is barely noticeable. It certainly does not cover any unsavoury whiffs that might ...  Read the complete review