What are these?
These are brown boots. / They are brown boots.
What are these?
They are yellow socks. / These are yellow socks
What is he wearing?
A polo shirt
What is he wearing?
Pyjamas.
What is the colour of these shorts?
Grey
What is she wearing?
A purple blouse.
What are those?
Those are flip flops. / They are flip flops.
What is he wearing?
A blue sweater.
What colour is this skirt?
Red
What is she wearing?
A pink dress
What is it?
It's a green scarf.
What is this?
This is a white cap. / It's a white cap.