For the traveler who appreciates functionality and performance, the Adidas Y-3 Yohji Yamamoto Upright ($540) is the ideal companion. Featuring Yamamoto's signature designs, combined with Adidas' sports aesthetics, this rolling case has a detachable backpack in front with padded shoulder straps for instant carry-on storage. The Y-3 features top and side leather handles, TSA-approved lock, front magazine pocket, back external pocket, internal divider panel and more. [source]