This Carlisle 36990R00 refill sponge is made of cellulose for absorbing liquids, and is suitable for use with a Carlisle 36990 Ty-Dee sponge mop (sold separately). It measures 2.5 x 8.5 inches (W x L). (W is width, the horizontal distance from front to back; L is length, the horizontal distance from left to right.)

Sponge mops are sponges affixed to a long handle, and sometimes include features such as scrubbers or wringers. The sponges used are generally synthetic and absorbent, and sometimes the mop heads can be replaced when worn or dirty.

Carlisle manufactures food service equipment and supplies and sanitary maintenance tools and supplies for commercial, industrial, and institutional facilities. The company, founded in 1954, is headquartered in Oklahoma City, OK.