Columbia - 24 L Trek™ Backpack. Color Dark Mountain/Ancient Fossil. Low Stock. On sale for $41.25. MSRP $55.00.. 4.7 out of 5 stars1 left in stock+3Brand NameColumbiaProduct Name24 L Trek™ BackpackColorDark Mountain/Ancient FossilPrice$41.25MSRP: $55.00Rating5Rated 5 stars out of 5(24)