You can depend on Sherlock, there's no need to worry about slipping or twisting. Adjust the length of the 48 feet pole with just touch of the thumb. The green quick release position lock is made of durable, fiberglass reinforced nylon with a heavy duty brass locking pin. The lightweight fiberglass outer pole makes Sherlock easy to handle. It has a polyester fabric surface treatment for durability. The strong hexagonal inner pole, made of anodized aluminum, prevents twisting and locks in 6 inch increments. The soft handgrip gives comfortable, non slip support. The rugged, zinc die cast threaded tip holds the roller frame securely.