tea forte kati cup cherry blossoms, ceramic tea infuser cup with infuser basket and lid for steeping loose leaf tea tea forte our double-wall ceramic tumbler and newly improved integrated stainless steel infuser make steeping loose tea by the cup simple. the innovative double-wall construction and matching lid keeps tea hot and the tumbler cozy to hold. steeps a generous 12 ounces. cup and lid are dishwasher and microwave safe. our kati steeping cups are available in twenty unique design options.