Japanese-made tennis balls, designed for all court surfaces to support stable play. I purchased these but have kept them in storage at home without opening the lid. There are 4 balls in each can. I am selling them as a set of 2 cans. If you have any questions or concerns, please feel free to ask in the comments section. - Brand: Wilson - Model: Tour Standard - Type: All Court - Package: Canned (4 balls per can) - Features: Made in Japan tennis balls Thank you for viewing. Suitable for... Soft tennis