Brand: Nagase Kenko (KENKO) Material: Rubber Color: White Target age: Kids, Adults Sport: Baseball Product diameter: 72 mm Country of origin: Japan Weight (per ball): 136 ± 1.8g Diameter: 72 ± 0.5mm Material: Natural rubber Color: White A-ball, officially approved by the All Japan Soft Baseball Federation. Includes one dozen. This is a set of 2 boxes. Please understand that these have been stored at home, and only purchase if you are okay with that. Please refrain from purchasing if you are overly concerned about details. Feel free to comment if you have any questions, would like to negotiate the price, or would like to see additional photos. I have many other items for sale, so please take a look if you'd like. ^ ^