A 4-inch paint roller handle is a compact and versatile tool designed for painting small to medium surfaces. It features an ergonomic grip for comfortable use and a sturdy frame to securely hold the roller cover. Ideal for detailed work, such as painting trims, corners, and other tight spaces, the 4-inch size offers precise control and smooth application. This handle is compatible with most standard 4-inch roller covers, making it a practical addition to any DIY or professional painting toolkit.