
Feathered Friends · Sleeping Bags
The Lark 10 YF is a three-season sleeping bag designed for cold conditions, based on the popular 20-degree Swallow model. It features a full collar, continuous baffles, a trapezoidal footbox, and a 3D contoured hood for warmth and comfort. The shell is made of lightweight, 100% nylon Pertex Quantum fabric with enhanced downproofing and water repellency. Filled with 900+ fill power goose or ultrasonic Muscovy down, it offers reliable insulation with a temperature rating of 10ºF (-12.2ºC). The bag includes a storage and stuff sack, optimized for packability.