Under the UV-resistant top layer is the 8-layer polypropylene construction of PIG Mat

and roof cleaner

Product Series: WYPALL X90

Size: 15 in

Boardwalk Super Loop Wet Mop Head, Cotton/Synthetic Fiber, 5" Headband, Medium Size, Blue, 12/Carton - BWK502BLCT hoffmaster Under the UV-resistant top layerPremium quality, four ply cotton synthetic yarn mop head for high volume use Absorbs up to seven times its own weight Heavy duty, vinyl headbands Launder in mesh bag Use with clamp or spring grip style handles (sold separately). Premium quality, four ply cotton synthetic yarn mop head for high volume use. Absorbs up to seven times its own weight. Heavy duty, vinyl headbands. Launder in mesh bag. Use with clamp or spring grip style handles (sold