EcoSmart Latex Mattress Topper Size: Queen - Color: White Eco-Smart Latex Mattress Topper by Louisville Bedding offers a dual layer foam topper for improved support. mattress toppers are both eco-friendly and perfect for sensitive and green-conscious people who are looking for an alternative to synthetic bedding products. Highly durable foam made partially from plant based materials that replace significant amounts of petroleum based materials traditionally used in foam toppers. Ideal for allergy sufferers, latex is naturally antimicrobial, mil... Material Content: 25% Latex Foam/75% Polyurethane Foam