-Soft organic cotton cover quilted with pure organic wool to provide natural cooling and moisture wicking; your infant will stay at his normal comfortable temperature with this unique mattress design -Manufactured by hand in Los Angeles with a 90 yea r old family tradition -Unique multi-layer construction:. -Organic Cotton Cover: best european long stem organic cotton fabric is used to make a rugged outer cover; the organic cotton outer fabric is professional looking and has a soft touch to cares s the sheets and pillowcases you place on top of it -Organic Pure Grow Wool Quited Layer: pure-grow wool is the only wool that is carded on a machine that runs only this wool from the organic sheep; that keeps out all chemicals and impurities; the wo ol is removed in a single fleece and placed on the skirting table; there it is inspected for length, strength, dirt and pests; care is taken to keep the wool as clean as possible during shearing to eliminate any need for chemical treatments to remove burrs, brands, dirt and other impurities; this process keeps the wool optimized for resiliency, and springiness without adding oils -Organic Cotton Batting: USA organic batting is used as it is shorter staple and therefore fluffs up more than a long er staple; this is the secret ingredient to a quality organic mattress -Exceeds all the highest California flame retardant standards. -No pesticedes, chemical fertilizers, VOCs or dyes! -260 coil innerspring. -Perfect for use as crib or toddler mattr ess -Hand Wash with natural soaps and cold water -15 year warrant