King Size TheraPur ActiGel® Cool Mattress Topper that has been taken out of the packaging but not used:
https://www.dreams.co.uk/therapur-actigel---cool-mattress-topper/p/741-0010...
Collection from Brixton near the tube.
King Size TheraPur Mattress Topper (SW9)
This offer has been gifted to someone and is no longer available.