Sleep Joy 2" Blueflex Gel Memory Foam Mattress Topper, Queen Breathable gel infused memory foam provides personalized pressure relief and ideal sleeping temperature for enhanced comfort Dissipates body heat, provides superior support Green tea reduces fresh foam odor replacing it with a refreshing natural aroma, uses plant based ingredients Hypoallergenic 100% Polyurethane Breathable gel infused memory foam provides personalized pressure relief and ideal sleeping temperature for enhanced comfort Dissipates body heat, provides superior support Green tea reduces fresh foam odor replacing it with a refreshing natural aroma, uses plant based ingredients Hypoallergenic, antimicrobial 100% Polyurethane