Upper Surface made with Blend of Virgin Grade natural and Synthetic Rubber. Ideal ball for Leisure, Schools and Mini & Junior Clubs. Ideal for all conditions. Exclusive RHINO embossed grip pattern. Laminated with 2 layers - 1 x Cotton canvas and 1 x Polyester Viscose. Hi Tech LatexBladder 100% Skill hand stitched. Size 3, 4 or 5.