This is a Miki House baby food preparation set. I used it when my child, born in October 2020, and my younger child were starting baby food. Items used: ・Strainer ・Mortar (for grinding) Unused: ・Grater ・Juicer There are no noticeable stains, but there may be some remaining dirt that couldn't be removed from the fine mesh and grooves. *Please purchase only if you understand the condition. *Please refrain from purchasing if you are sensitive to such things. It will be shipped via Yu-packet Plus. Instant purchase is OK.