Protect your bed and futon and make you more comfortable to sleep on; Protect your bed mattress or futon from night sweat and provide you with a more comfortable environment and a comfortable nights sleep. Natural wool with excellent moisture wicking properties absorbs and releases sweat from night to skin for a smooth and comfortable feel. It will keep you comfortable in summer and winter. Moisture-wicking and heat retaining capabilities that can be used all year round. Made in Japan. Reliable quality. Comfortable 100% cotton fabric. Can be washed in the washing machine at home. Moderate cushioning for added comfort. Can be used as a futon or bed.