Compare Williams Sonoma Travel Tea Infusing Cup, 18oz

Enjoy your favorite loose-leaf tea on the go. This cleverly designed cup has a leakproof top with a built-in magnetic ball that suspends the infuser basket above the hot water. To release the basket, rotate the ball 180° and the tea drops down to begin steeping. Infuser basket holds tea until you're ready to steep it. Magnetic ball controls release of basket into cup; gold side of ball indicates when basket is released. Leakproof lid has sipping spout that snaps closed. Made of BPA-free zinc and double-wall borosilicate glass. A Williams Sonoma exclusive.