SSK baseball & softball base set with bag. - Brand: SSK - Accessories: Bag - Number of bases: 4 - Base shape: Square and triangle - Base size: Standard size - Square base: 1 piece, 5k These are not the insert type, so they can be placed anywhere. Although unused, they are priced low due to yellowing, dirt, and some imperfections (lol). Please check the condition in the images to prevent any issues, as these have been stored personally. Shipping is not available to Okinawa, remote islands, and Hokkaido. Immediate purchase is welcome (lol). Please purchase only if you agree to the above.