This document provides technical specifications for MBBR media brand Proflex, including an effective specific surface area of 400 m2/m3, dimensions of 15-10 mm in height and 22 mm in diameter, made of virgin PP UV stabilized cylindrical media with external fins, a specific weight of 0.37 kg/m2 surface area, and voidage greater than 98%. The media is designed to provide a high bio-surface area and clog-free operation in compact bioreactors.