Mountain Hardwear - Crater Lake™ Tank. Color Mantis Geo Print. Low Stock. On sale for $22.50. MSRP $50.00.. 4.5 out of 5 stars1 left in stockBrand NameMountain HardwearProduct NameCrater Lake™ TankColorMantis Geo PrintPrice$22.50MSRP: $50.00