a metro card or other small essentials

Constructed from burly 200D siliconized ripstop nylon

And it has RFID protection to ensure your personal information stays secure no matter where you go

headphones

and the expansion gusset grows

Freefly Packable Duffle Sling bag a metro card or otherThe Freefly Packable Duffle provides 30 liters of weatherproof space when you need it, and nearly disappears when you dont. Ultralight UHMWPE reinforced Robic nylon delivers extraordinary durability, while the UTS coating, sealed seams, and sealing zippers yield a weatherproof design. An adjustable shoulder strap and multiple grab handles offer several carry options. Buckle closure compression straps can be configured into backpack straps or used to