The Calistoga mattress balances the latest in sleep technology. Which is activated charcoal infused memory foam, a 3-zone support base with essential natural elements such as organic wool. The eco-friendly TENCEL® fabric keeps things cool and breathable while resisting odor causing bacteria. Charming details like hand-stitched tape edges and upholstered handles are both beautiful and functional, adorning your mattress with seals of Brentwood Home quality. Each of the carefully selected components come together in our California factory to provide a medium to moderately plush experience.