Larkin Portola Convertible Backpack Black. From the new Larkin collection comes the sleekly-structured Portola backpack. Designed from TUMIâs iconic ballistic nylon with elegant leather trim for the multifaceted business woman, this slim-yet-durable backpack offers a decidedly feminine look, enlivened with gleaming gold hardware details and a perfectly-placed exterior pocket for instant access to small daily essentials. Even better, our de