PlushDeluxe Premium Bamboo Mattress Protector – Queen Size, Waterproof, & Ultra Soft Breathable Noiseless Washable Bed Mattress Cover for Comfort & Protection - White

This was the only way I avoided wrecking the mattress: https://www.amazon.com/PlushDeluxe-Premium-Bamboo-Mattress-Protector/dp/B07HC2WHS1

I purchased the PlushDeluxe Premium Bamboo Mattress Protector for my new ClimateCool. It's designed to be breathable and is comparable in quality to any other mattress protector I've owned (all of which have lasted many years). I can safely say that it does not interfere with the cooling feature of the bed in any noticeable way. It fits well and doesn't change the texture or comfort of the mattress. You can buy 7 of them for the cost of the Sleep Number branded protector ...