tea ball 
noun
A hollow ball of perforated metal to hold tea leaves, over which boiling water is poured in order to make a drink of tea.‘No’ she replied as she lifted the tea ball out of the teapot and placed in the sink....
- You can even use a tea ball it you want to get high tech!
- Crumble the leaves if necessary to mix evenly, but not enough to go through your strainer or tea ball.