TREATED W/ANTI-MICROBIAL AGENT; FEATURES MAXIMUM DUST ATTRACTING 100% SYNTHETIC FIBER LOOPED-END YARN SEWN INTO PRE-SHRUNK NATURAL COLORED; POLYESTER FABRIC TO ALLOW MULTIPLE WASHING WITH MINIMAL SHRINKAGE; KEYHOLE OPENING MAKE CHANGING HEADS AN EASY TASK; MULTIPLE POLYESTER TIES FIRMLY SECURE HEAD TO FRAME; COLOR YELLOW; SIZE 5 INCHES BY 18 INCHES