Product Contents: Pilot Frixion Ball Refill Set ・Black 0.5mm, set of 3 ×1 ・Coral Pink 0.38mm ×1 ※Coral Pink is a color that disappears with a red sheet. Ideal for memorization and studying. Condition: ・New, unopened product purchased at a stationery store around September last year. ・Stored carefully, avoiding direct sunlight and high temperatures/humidity. ・There is a crease on the Coral Pink package from storage, but the refills themselves are not damaged (please see photo 4). Shipping Method: ・Shipped via regular mail (Mini Letter or standard-size mail). ・Please note that the packaging will be simplified to reduce thickness.