Lululemon Tennis Rally Bag 21L in Black. Pro tip: find yourself a bag that scores points on and off the court. With a sleek bucket shape, this rally bag holds up to six tennis balls and two rackets. Water-Repellent Fabric Features Carry it by the handles or across the body with the adjustable strap Zippered exterior pocket holds two tennis rackets Mesh side pockets with cinch closure can hold up to three tennis balls each Interior pocket designed to hold your water bottle Interior zippered pocket for items of importance. Brand new with tags, no flaws.