Emerald Home ESGC12QM 12" Cool Jewel Mattress Midnight Gel with Visco and Bamboo Charcoal Memory Foam, Queen, White 12" Gel Memory Foam Mattress with Green Tea and Bamboo Charcoal Materials: 2"-4LB Gel 2"-3LB Green tea Breathable Visco 8"-1. 875LB Bamboo Charcoal PU Foam Warranty: 15 Year Non-Prorated w/Body Impression Tolerance of 1 1/2"