food-grade alloy, non toxic and, can be directly in with food, rust‑proof and Suitable for 51mm / 58mm coffee tamper, offering you a better coffee-making Definitely a must-have for a coffee lover A great replacement part for your coffee machine Alloy makes cleaning easier You only need to rinse with water or put it in the dishwasher for cleaning Perfect for milk tea shops, homes, coffee shops,, also a great coffee lover