Tuck Osprey’s ultra-light Stuff Pack in the bottom of your duffel bag and you’re always prepared for a spontaneous hike or shopping excursion. Weighing in at a mere four ounces, this tiny pack boasts heavyweight features.

Features:

• Top zippered slash pocket
• Dual zippered main compartment
• Stretch mesh side gear or water bottle pocket
• Ultra-compact, built-in storage pocket