Pangea Bed Coupon Codes, Promo Codes, Deals, Offers, Vouchers + Free Shipping. Pangea Bed Mattress Healthy Copper Mattress was uniquely designed to deliver you a cooler and cleaner sleep experience than you can get anywhere else. It allows you to fall asleep quicker and have a deeper sleep. It promotes the release of melatonin, which tells your brain (and your body) that it’s time to sleep. (Melatonin is also an anti-aging hormone as well. Hello, beauty rest!) Staying cool while you sleep may even lower your risk of metabolic diseases.