The ultimate 100% natural and reversible mattress pad. Key benefits: Designed to regulate your body temperature to keep you warmer in the winter due to the super-fine wool fibers that naturally insulate, breathe and wick moisture away from the skin, keeping you drier and more comfortable; in the warmer months simply turn the pad over to the cotton side for a pad that rejuvenates your mattress for a better nights rest; eliminate allergies, the overheating and night sweats common with down / feathers/foam and synthetic fills; Helps to prevent overheating or over-cooling during sleep; long term investment in the quality of sleep and overall health.