100% Natural Latex Mattress Topper - Firm - 2" Twin Naturally Supportive: 100% Natural dunlop latex and proven pressure relieving support. Exceptional Material: Extremely durable, and environmentally sustainable bedding material. Latex foam is hypo-allergenic and mold, mildew, and dust mite resistant. Provides support for those who prefer a more supportive mattress. Firmness 38 ILD - 6 lbs. / cubic ft.