This is an extending expanding draining rack tray, metal with draining holes and plastic handles at either end.
Pull out handle and it extends, with snug lips on each handle to kiss up to the side of your bath or sink.
Invaluable for draining your soap or defrosting your meat.
Or useful for adding surface if you are reading in the tub or preparing over the sink
For starters it is 39 x 16.5 x 2cm
Then you pull out one handle and it extends up to 60.5cm
There`s even a hole either end to hang up for storage or to dry once you are done with the slide rack.