Timbuk2 Heist Roll-Top RF Pack - in stock now. FEATURES of the Timbuk2 Heist Roll-Top RF Pack Dedicated tricot-lined front pocket for phone or glasses Dual side slip pockets for u-lock or umbrella Front zip pocket for keeping small items in check Side access zipper Water resistant 500D TPU exterior Quilted back panel for comfortable carry Reflective hits Vista loop for attaching blinky bike lights