I just bought this last week. I'm selling it because I didn't use it. Size: Semi-single Color: Gray Brand: Yamazen YAMAZEN Unused, purchased from Amazon. If you're interested, please consider it. Thank you. ☺︎ Yamazen (YAMAZEN) Dehumidifying Sheet Semi-single, Contains diatomaceous earth, Washable, Anti-mite, Anti-mold, Deodorizing, With moisture sensor, For bedding, Dehumidifying mat, Moisture absorbent, Reusable, Rainy season, Mattress, Bed, Futon, Bedroom, Light gray AJS-SSS(LGY)