Eco-friendly 2″ Memory Foam Mattress Topper for $43.64 shipped after activating this link. Note the 10% off coupon works for new customers only. Here is a screenshot for your reference. This mattress topper is made of 100% polyurethane, hypo-allergenic and anti-microbial, and available in King, Cal. King, Queen, Full, Twin XL and Twin sizes.