Adjust-A-Brush products are proudly "Made In America." Only the highest quality raw materials are used in manufacturing their products. their brushes are made out of a lightweight polypropylene block, offering exceptional strength and durability. The block has a wraparound vinyl bumper for protecting surfaces. their brushes are unlimited in practical uses around RV's, boats, homes, automobiles, SUV's, etc. their superior bristles are selected for their durability, water holding properties and gentleness. Their handles are made of premium grade drawn aluminum tubing, stronger than extruded. The tubing is also anodized, offering the best protection against corrosion. The handles are lightweight and durable with vinyl non-slip hand grips. They offer telescopic flow-through handles, telescopic handles, fountain handles and standard handles. Their telescopic flow-through handles are of patented design. The handle attaches to standard garden hoses and has a built-in water control system.