Mesh Ball Stainless Reusable Strainer futuristic Cosy Herbal Locking Tea Filter Infuser Spice Easily Clamps Tight to Keep Tea or Spices Secure. Sturdy Clamp Holds Ball Together. Features a Chain to Suspend into Hot Beverages. Ideal for Spices or Loose Leaf Tea. Easily Brew the Most Flavorful Tea . Great for Hot or Cold Tea. Hand Wash Recommended. The product is made of stainless steel sphere surrounding the distribution of water pore, a lot of functions.