THUMB CONTROL DESIGN: This nozzle was designed to operate effortlessly simply by pushing the switch up with your thumb to turn it on and control the water flow. Stop overtaxing those fingers by squeezing trigger handles, this nozzle will have zero strain on your fingers and will prevent Arthritis pain. ERGONOMIC PISTOL GRIP: The soft rubberized no-slip grip makes this sprayer comfortable to hold for long periods of time. Don't get your hand burnt when grabbing one of those bare metal nozzles that were left in the sun on a hot summer day neither should your hands freeze in pain when holding them on a cold winter day. This molded rubber nozzle with its ergonomic design has an insulated grip and is comfortable in hand. 10 WATERING PATTERNS: Whether you need a high-pressure jet to clean a hard surface or a soft delicate shower to water the garden, this nozzle has you covered. It has spray pattern options for every watering need, including fan, mist, soaker, jet, and you can change the pattern easily with a twist of the head disk. LEAK-FREE CONNECTION: A precision threaded connection and rubber gasket makes for a perfect attachment to your hose and provides a water-tight seal, making this nozzle completely leak-free. No need anymore to have water dripping on your hand while spraying!The diameter of the nozzle co