These room sandals are made of Indian cotton, in XL size, and in off-white and blue colors. - Brand: MUJI (Mujirushi Ryohin) - Model Name: Room Sandals - Size: XL (26.5cm - 28cm) Thickness 1cm - Color: Off-white x Blue - Material: 97% Cotton Unused item with tags. It appears to have been manufactured on July 9, 2003, based on the tag. Thank you for looking.