This is a non-slip rubber sheet for the body of a shamisen, designed to be adhered to the instrument. (Can also be used as a non-slip grip for the body strap.) Made of latex. 6 x 15.5cm (Tsugaru-jamisen size). This is a new, unused item, so there is no degradation due to aging. - If purchasing multiple items - If purchasing with other items Please leave a comment beforehand. Please feel free to comment with any opinions or questions.