I tested Silentnight's Cooling Copper mattress topper in a heatwave, and it definitely helped me to fall asleep faster

The Silentnight Restore Cooling Copper Topper being tested at home on a bed.

As a 46-year-old perimenopausal woman who's already prone to overheating in bed, I put the Silentnight Restore Cooling Copper Mattress Topper to the test during a heatwave to see how it compares to the best mattress toppers and best cooling mattress toppers on the market.

In a nutshell