The Crystala DA97-17376B Water Filter is a set of three square torpedo-shaped filters designed to fit Samsung refrigerators, specifically the HAF-QIN/EXP and RF23M8070SG models. These filters are certified by NSF42 for external testing and are made of activated carbon material to reduce chlorine. With dimensions of 2.36″D x 2.36″W x 7.95″H, these white filters are easy to install and provide clean, fresh water for your convenience. The product is manufactured by Ningbo Pureza Technology, LLC and comes with a warranty description of NSF42.