Dimension: 4 cm*4.5 cm/1.57? *1.77?; Chain length: about 5cm/2" , Package includes: 4 x Tea Ball Strainers. High Quality: Made of stainless steel?food-grade?materials. Won't rust and won't let you down! Brew your loose leaf tea with ease. Now you can replace your old tea bags and enjoy drinking fresh full flavored tea.( Not suitable for small tea loose tea). Designed with a hook to hang on teapots. The attached hook lets the ball hang from your teapot or panhandle and is easily removable when your herbs have fully steeped. Easy to use: Simply fill the basket with the tea of your choice. And then into the cup, the tea ball chain hanging on the edge of the cup fixed, gently shake the bubble ball you will get what you want.