The Pyramid Tea Infuser. Shaped like a little pyramid and made from shiny grade 18/8 stainless steel, this infuser is your key to unlocking the most delicious loose leaf tea flavors. This infuser is made from food-safe materials that are approved by both the EU and USFDA. Has a handy chain with a hook at the end to easily hook onto the edge of your teapot or tea cup to make the steeping process that much simpler.