zhè gè / zuò yù tǒng / de / cái zhì / shì / shí pǐn jí / sù liào / shǐ yòng / qǐ lái / hěn / ān quán

这个坐浴桶的材质是食品级塑料，使用起来很安全。

This sitz bath is made of food-grade plastic, so it is very safe to use.