Sleep: It’s that thing your doctor keeps telling you to get more of. But without the right mattress, how can you be expected to do it? Give up whatever you’re sleeping on and save 10% on select Tuft & Needle Mattresses on Amazon instead. There’s $35 off the Nod by Tuft & Needle 8-Inch Foam Mattress, Full, which is a cushiony delight, $140 off the Mint by Tuft & Needle Antimicrobial Mattress, King, designed with extra cooling gel, and $65 off the Original by Tuft & Needle Adaptive Foam Mattress, Twin, which has everything you need to know about it in the title. In case the name has thrown you, please be assured that these are anything but full of needles: Crafted from proprietary adaptive foam designed to pull away body heat, Tuft & Needle Mattresses help you keep your cool while sleeping. They’re manufactured in the United States, and also Greenguard Gold and CertiPUR-US certified, which is a fancy way of saying that they’re independently tested and proven free of any harmful chemicals. Always a plus.