4 ply, tight twist cut end yarn design ensures maximum surface contact to easily collect and trap dust and debris. The perfect choice for dust control maintenance in industrial and institutional facilities. Backing is made from heavy duty, 100% polyester to withstand professional use. Heavy duty backing with reinforced surge stitching provides maximum durability Backing available with ties or tie-less Five rows of blended cut-end yarn provide maximum surface contact This product is certified by Green Seal ®️ for Environmental Innovation based on 100% post-industrial recovered blends resulting in significant reductions in greenhouse gas emissions, water consumption, & soil and water contamination, while establishing a circular supply chain with garment manufacturers. GreenSeal.org/GS20