Bear's Black Friday sale is already live, and it includes 35% off one of our favorite cooling mattresses

When you buy through our links, Business Insider may earn an affiliate commission. Learn moreGet 35% off all Bear products, including our favorite Bear mattresses.Bear/Business InsiderA new mattress is costly, so snagging one on sale is a great way to invest in better sleep. As deals start earlier and earlier these days, you no longer have to wait until Black Friday to find a great mattress at a discount. Bear, a mattress brand known for comfortable, cooling hybrid and foam mattresses, is alread