Can you guess what it is?

Scraping the barrel tonight! That’s not a clue, just haven’t taken any photos all day and now it’s bedtime. So this is it tonight’s photo

[George]

No idea!

[Sharon Lee]

A filter of some sort

[Velina]

Can't guess, but the lighting is very impressive

[Nick]

No idea what it is but you've taken a great photo of it.

[Susan Wakely]

My first was a gym mat but difficult to get perspective on size.

[Gail Lambert]

@wakelys not a gym mat but close-ish. My Fitbit watch strap