Little Green Sheep Natural Crib Mattress The Little Green Sheep natural Crib has been beautifully handmade with your precious newborn baby in mind and in the most natural possible way. Free from chemicals - No chemicals or fire retardant sprays are used in our mattresses, giving you peace of mind that your baby is sleeping in a pure and natural environment. Naturally insulating & breathable - Our mattresses are breathable and insulating to help regulate your baby's body temperature. Naturally hypo-allergenic - The wool used in our mattresses naturally absorbs and disperses moisture away, creating a clean, dry environment thats resistant to dust mites & bacteria growth. Features Beautifully crafted using natural ingredients Free from toxins and chemicals Firm support as recommended by safe sleep experts Breathable and anti-dust mite Luxurious Herringbone cotton cover From birth to 6 months A waterproof mattress protector is required Ensure the Perfect Fit Ensure the Perfect Fit for You