Buffalo Horn Gua ShaBuffalo Horn Gua Sha Tool 100x60x7mm This is a 100% authentic buffalo horn item. It is mainly compromised of keratin which means it requires regular oiling to prevent cracking. This is why your Buffalo Horn Tool will come in a vacuum sealed bag containing olive oil. It is handmade and custom made for Bombshell Beads. Buffalo Horn Gua Sha tools are known to support your skin and heal wounds. We suggest using this tool in the neck area and on lip lines