2 Pieces for Replacement: you will receive 2 pieces of tennis ball waist pouches, which can be applied by yourself or given to friend and relatives who like tennis sports; The sufficient quantity will also cover your needs for replacement and sharing with othersAdjustable Waist Belt: the belt of the tennis mesh for most men, women, or teens, and you can adjust it in seconds; The belt is made of soft nylon fabric, and the textured surface of the strap helps avoid slipping off from the waistWide Applications: the tennis ball holder for women has a wide range of applications, not just a tennis holder bag, it's also a golf accessory bag, a table tennis training bag, a baseball bag, and a sports for running, traveling, or some other outdoor activitiesQuality Material Selection: this sort of bag of tennis balls made of mesh fabric will not burden you when you wear it, densely woven and elastic, strong and long lasting, sweat proof and reliable, removing the worry of sweating and carrying on items Capacity to Store: our mesh bag for tennis balls easilyaccommodates 8 tennis balls or 30-40 table tennis balls or 10-20 golf balls, and it also comes with a high capacity zipper bag for additional storage, such as smartphones of most sizes, referee items, or other accessoriesColour:BlackMaterial:Mesh + NylonPackage Contents:2 * tennis ball bagOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.