This tennis ball hopper holds up to 200 tennis balls and is designed for efficient ball pickup, transport, and training sessions. It features a durable nylon basket, a 304 stainless steel frame, and smooth 360° rubber swivel wheels with two locking brakes for stable movement on court surfaces. The foldable design makes it easy to store in a car trunk and set up quickly without hassle. Breathable mesh construction and dual side storage pockets help keep balls dry, organized, and close at hand. It is also suitable for storing pickleballs, baseballs, and softballs.