Fill cozy cup Mitten infuser with your favorite blend of tea Leaves, and warm up with the perfectly brewed cup of tea. The infuser is constructed from silicone, which is soft, food-safe and tasteless, so it won't affect the taste of your tea. This tea infuser perches on the rim of your tea cup so you don't have to worry about fishing it out. 100% BPA-free silicone construction is easy to clean. Dishwasher safe.