This is a vinage Mountainsmith Day Lumbar Pack in blue and gray colorway. Known as the ultimate heavy-duty hiking waist bag, this 13L pack features Mountainsmith's patented Delta Wing Compression system, which pulls the weight tightly and comfortably into your lower back to eliminate bouncing or shifting on the trail. It is perfect for day hikes, trail running, travel, or rugged outdoor use when you want to keep your shoulders free. It features a versatile 3-way carry system: wear it as a hip pack, use the heavy-duty top handle, or attach a shoulder strap to wear it as a messenger bag.(shoulder strap is NOT included) Built for comfort and stability, it includes a heavily padded air-mesh back panel, a tuck-away waist belt with compression straps, and a top haul handle. Excellent pre-owned condition. Very Clean interior and exterior.