Washable dust mite dehumidification sheet set of 2, blue

Just place it under your futon! Washable and comfortable dehumidifying sheet●Washable and convenient! A dehumidifying sheet that can be used over and over again. Silica gel with moisture absorption ability absorbs moisture well. ●Equipped with a sensor, you can tell when it's time to wash as soon as the color changes from blue. Specifications ● Washable ● Moisture absorption sensor included ● Size (1 piece): (approx.) Width 90 x Depth 180 x Thickness 0.5 cm ● Weight (1 piece): (approx.) 500 g ● Material/Body: 100% polyester, silica gel, Piping part: 100% polypropylene ●Made in China