Dry Mats™ are a unique solution for aggressive spill response and formalin vapor control. Highly absorbent and dry 12" x 13" sheets contain a proprietary formaldehyde-specific neutralizer. Excellent for grossing stations, countertops, storage cabinets, and any area where formaldehyde spills might occur. 4 packs of 50 mats/case, 200 mats.