These Union Balls come in synthetic rubberised with Standard Pin Grain Grip. Suitable for all weather conditions. 2 Ply Cotton Linings. Latex Bladder. Long Lasting Anti Friction Inks. Machine/Hand Stitched. Available in Size, 5, 4, 3, Size 2 (11.50 inches), size 1( 10 inch), Mini 8 inch and 7 inch.