The size of 42*49cm can be cut to 38*41cm. please contact the dealer for the desired size. contains no carcinogenic substances. practical, robust, and comfortable. 1. quality acrylonitrile isobutadiene with styrene or abbreviated abs. more than 50 stocks are available starting from the "produced" price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.