Overfill work harness and helmet Ueli Steck set climbing records

Ueli Steck set climbing records for speed and endurance that no one had previously thought possible

for storing small items

Updated Second Edition (2024)

Great for warming up at the crag or in the boulders

Patented construction includes 30 combined adjustment points to fine-tune your perfect hang

Overfill work harness and helmet Ueli Steck set climbing recordsExtra Warmth and Long Term Loft Retention. The Overfill option allows you to add extra down throughout your fully baffled sleeping bag, increasing warmth by approximately 5F. In addition to providing extra insulation, an overfill helps maintain loft over extended use. Over time, down can compress due to moisture, dirt, and body oils, reducing its effectiveness. Adding extra down helps counteract this by improving long term performance and durability.