New, Unused KENKO Ball Baseball, Soft Ball Soft Baseball Game Ball, M Size, 6 balls These are new, unused balls, but they have been stored without a box for about a year. (Yu-packet delivery) Price is not negotiable. [Product Description] ●Material: Natural rubber ●Size: [Diameter] 72 ± 0.5mm ●Weight: 138 ± 1.8g ●For general and junior high school students, official ball ●(Public Interest Incorporated Foundation) All Japan Soft Baseball Federation Official Ball ●M Size [General] Scheduled for use from the All Japan Soft Baseball Federation sponsored tournament in 2018 ●M Size [Junior Division (Junior High School students)] ●Made in Japan KENKO M Ball