Thank you for viewing. This is a non-slip sheet to be placed under mattresses or carpets. It helps prevent furniture and rugs from slipping, as well as preventing scratches and vibrations. It can be freely cut with scissors. Size: Approximately 180cm x 180cm Although unused, there is discoloration (pink) on a portion of one side, measuring 30cm x 24cm. Please refer to the fourth image. Please consider this, understanding that it has been stored at home. Thank you very much.