Found in an old warehouse - Original Vintage unused hair curlers or rollers.
There are 3 of them - 2.5"or 6cm  long and with 6 plastic hairpins to keep everything in place.
All in a very vibrant orange plastic.
More prosaically called AMBER on the box.
The back of the card has comprehensive instructions and many great claims for their efficacy.
Made by Newey Bros Ltd in England.

The first picture also shows the big box they came in.