Forty Below K2 Superlight™ Overboots

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The Forty Below® K2 Superlight™ overboot is a great choice for extreme cold climbs. A favorite insulated boot cover that has been used for many years on Denali, Himalayas, and Polar expeditions. The unique design allows it to be used with a wide range of “step-in”, “new-matic”, and “strap-on” style crampon bindings, plus “wire toe bail style” ski mountaineering bindings.

Availability: In stock


Availability Information

$159.95

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Description

The Forty Below® K2 Superlight™ uses a special nylon covered, 4.7 mm stretchy closed cell neoprene foam insulation, with 2 layers of heat reflecting Titanium. This insulation goes from about the top of your climbing boot, completely around and under the boot, with no gaps in the insulation. The insulation panels are glued together and also stitched on the inside and outside surface, with no sewn through seams. They fit trim to the boot, and are not bulky. Because of the stretchy insulation material they are easy to put on in the cold, and they roll up small in your pack.Fits over double shelled mountaineering boots.

• Also fits over single mountain boots.
• Stretchy and easy to put on in the cold.
• Fit with a wide range of crampon styles.
• Neoprene insulation around foot, breathable gaiter upper.
• Easy to repair.

Sizing for the Forty Below K2 Superlight: Measure the sole of your double boot, and size according to the chart below. Please note that the overall volume of the boot may affect the fit to your boot. Be sure to test the overboot with your boots and any crampons to ensure fit and compatibility.

Overboot Size
Double Boot Sole Length (cm)
X Small
25.5 - 28.0
Small
27.0 - 30.0
Medium
29.0 - 32.0
Large
31.0 - 33.0
X Large
32.5 - 34.5
XX Large
34.0 - 37.0
XXX Large
37.0 - 42.0

Details

Weight 1lb 5 oz. (588g) per pair size Medium.

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