Tourna Ballport 180 Ball Travel Tennis Cart Large capacity bag holds 180 Balls. Bag easily lifts out of the frame to carry to make it easy to transport. Velcro flaps secure the bag onto the cart making attachment very quick and easy! Bag comes with mesh top that zips shut and includes pockets for cell phone, keys, wallet, and racquets. Frame folds flat so it fits in any size trunk. Wheels come with locking mechanism to keep the cart steady on the court.