4. On top of the mattress, you have the bed's cooling copper cover. It's noticeably cool to the touch and even has copper fibers to help draw away your bodily heat at night -- who knew copper was ...

What is the Nectar Premier Copper Memory Foam Mattress? The Nectar Premier Copper Memory Foam mattress has five key ...

you have a few choices available. Alongside the Original (which is the US bestseller), there's the Nectar Premier (the highest rated) and Nectar Premier Copper (the most advanced mattress.

To curate this guide to the best cooling mattress toppers, I looked for toppers that incorporate cooling agents like gel, copper, or graphite infusions into foam and that have covers made from ...