ลูกปิงปองDHS DJ40+ WTT BALL 3 STAR (ITTF) สีขาว แพ็ค 6 ลูก

A novelty from the leader in the production of plastic table tennis balls – Double Happiness . The DJ40+ WTT ball is the official ball of the World Table Tennis tournament series . The balls are made of high quality plastic, which is used for issuing bank cards. The new DJ40+ WTT has been carefully selected in production to ensure only smooth and correct roundness for maximum comfort at the table. The WTT series logo is applied on the balls . Professional athletes recommend using DJ40 + series balls . Material – ABS plastic White color Weight: 2.67-2.77 gr. Diameter: 40 – 40.60 mm Roundness: less than 0.25mm Rebound: 280mm from 305mm height Hardness R: 0.68 – 0.81 mm Approved by ITTF (International Table Tennis Federation)