OrganicTextiles All Natural Latex Non Blended Mattress Topper with Preferred Medium Firmness 2 inch thick - CAL KING All natural latex topper with medium firmness (24-28 ILD) 2 Inch thick. All natural latex toppers made from eco-harvested rubber tree with medium firmness 2 Inch thick. It is made of Dunlop process to ensure that it is all natural (Talalay process latex usually has 20-50% synthetic latex) Adds a layer of comfort and support with purity associated with organic products. No chemical additives. Sleep well with no fear of toxic off gassing. Comfort design with air ventilation, resilience and pressure points elimination for deep comfortable sleep. Always pure, anti-microbial, hypo-allergenic, dust mite resistant, anti-fungal and very durable. Sizes: Twin - 38x75, Twin XL - 38x80, Full - 53x75, Queen - 60x80, King - 76x80, Cal King - 72x84