Eight Sleep sells multiple tech products that monitor your health and optimize your bedroom environment while you sleep. Its first product, the Smart Cover, was one of the most successful Indiegogo campaigns in 2015 with over 8,000 units sold in pre-orders. Its second product, the Smart Mattress was launched in December 2016 and since then it has been a hit with customers loving it for its affordable price and amazing features. Soma invested in the seed round. Eight since raised $14m led by Khosla at a $70m value.