Born from NASA technology and perfected for sleep.
Free delivery available from 10 days.
The ActiGel® Alaska 6000 mattress is the perfect choice for advanced cooling, with TheraPur's coolest ever graphite-infused ActiCool®+ cover, soothing hot sleepers instantly.
Exclusive to TheraPur, innovative ActiCool®+ offers exceptional heat control and moisture wicking, helping you doze off quicker and enjoy deeper, more restful sleep.
Our deepest 6cm layer of zoned ActiGel® foam supports your hardest working joints. With faster heat transfer than standard memory foam, ActiGel® promises support and comfort that adapts to your body.
The soft to medium comfort grade supports your body whilst still offering that sink-in feeling, ideal for side sleepers.
All-new ActiCool®+ is infused with cooling graphite to eliminate overheating once and for all. It’s right at the top of the mattress, where you’ll feel it most, and totally free from chemicals for a fresh, natural night’s sleep.
Everybody needs their body temperature to drop by 1-2°C in order to drift off to sleep. That’s where TheraPur comes in. Our cooling mattresses make finding your perfect sleep temperature totally effortless.