Teacher Created Resources 30 Second Sand Timer， Large (20698)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Timers made of plastic</li><li>Colored sand in timers</li><li>Timers measure 3-1/4" x 6-3/8"</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31skgZOFGDL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31MRDSBPV9L.jpg" noproxy>