https://www.lowes.com/pd/Libman-Libman-Floor-Scrub/5001634473
Libman 10-in Poly Fiber Stiff Deck Brush 1450 at Lowes.com
10 inpoly fiber
https://www.lowes.com/pd/Project-Source-Poly-Fiber-Soft-General-Wash-Brush/5014195297
Project Source Poly Fiber Stiff General Wash Brush 2131561 at Lowes.com
Shop Project Source Poly Fiber Stiff General Wash Brush 2131561 in the Automotive Cleaning Brushes department at Lowes.com
project sourcepoly fiber
https://www.efunda.com/glossary/materials/polymers/polyester--polybutylene-terephthalate--30pct_glass_fiber_reinforced--252.cfm
eFunda: Glossary: Materials: Polymers: Polyester: Poly(butylene-Terephthalate): 30% Glass Fiber...
eFunda: Glossary: Materials: Polymers: Polyester: Poly(butylene-Terephthalate): 30% Glass Fiber Reinforced
glossarymaterialspolymerspolyester