Compatible Headphone Adapter Earphone Cable Converter Splitter AUX Audio Accessory Replacement for Phone 8/ 8Plus /7/ 7Plus Phone X/10/6/6 Plus, Support for iOS 11.4 or Later These officially licensed Portal Bookends not only feature test subjects going through orange and blue portals, but they also really, actually, pretty much keep your books in order! The left side features half of a test subject going through an orange portal while the right side features the other half of the test subject coming out the blue portal. Bookends make for a great conversation starter! Imagine all the great conversations this piece will inspire! Don't be the guy or gal that misses out on this slick pair of Portal bookends. If you happen to be a test subject at Aperture Science, you're probably going to need these anyway. Bookends measure 5-inches tall x 4-inches wide x 2 1/4-inches long.