Feature●Size: 86.6 x 11.0 inches (220 x 280 cm) (Double size for bed mattress/Queen size for futon)●(Material) Made of 100% cotton fabric with excellent sweat absorption, comfortable for all seasons●Material Features and Specifications: The Oxford fabric used is thick enough to be used as a sheet cloth, and is durable. The texture is stiff on the skin. There are seams of the fabric at about 13.8 inches (35 cm) from both sides, so it is not a single piece. When used as a bed double, the seams will not hit the body●Place of manufacture: Aichi Prefecture, Japan●Care Instructions: Fully washable in a household washing machine (do not tumble dry). Pre-shrunk, but natural materials may cause some shrinkage, so please lightly pull the corners to dry after washingDescription Size: 86.6 x 11.0 inches (220 x 280 cm); Double size for bed (Queen size for futons), made of 100% cotton with excellent sweat absorption, thick fabric (Oxford) with antibacterial and anti-odor treatment. Shrink resistant fabric is pre-shrunk Although it is a flat type, there are seams of the fabric at about 13.8 inches (35 cm) from both sides, so it is not a single piece. When used as a bed double, the seams will not hit the body. We have sewn-on the tag as an indication for those who use it for their head and foot side (tag side is on the front side. Hidden when you put the sheets) Made in Japan