HP Slip Case Cover for HP 32SII 17BII 20S 42S Calculators Original HP slip case that came packaged with the HP 32SII Calculator Also fits the HP 10B/10BII/10BII+, HP 32S/32SII, HP 17B/17BII, HP 20S, and the HP 42S Fits other calculators of similar size Brown Vinyl/Leatherette Pouch