This six-ball set of white Butterfly ITTF Approved White 3 Star Table Tennis Balls offers consistency and professional-grade play. ITTF approved three-star balls are the highest quality ball available and are used at Olympic Games, world championships and other international events. Over the last 40 years, Butterfly has established a reputation of providing the best in table tennis equipment. Butterfly believes this commitment to the sport of Table Tennis, and its growth, is essential to the maturation and recognition of the recreational market worldwide. Butterfly boasts a full line of paddles, balls, tables, shoes, and bags. Driven by variety and quality, Butterfly and its products are recognized by most major table tennis organizations and worldwide championship tournaments. Often named as the official table, Butterfly tables meet all regulations and requirements of the sponsoring organizations. * Official ball of the 2010 World Championships * ITTF and USATT approved * 3-star quality rating * Classic white color * Standard 40 mm diameter * Includes 6 balls