Feathered Friends Lark 10 UL Sleeping Bag
The Lark 10 UL is the men’s version of my Petrel UL 10 sleeping bag!
Key Technical Features
- Premium Insulation: Packed with 950+ Fill Power Goose Down for maximum warmth and compressibility.
- Weather Protection: The shell uses Pertex® Endurance® 10 denier water-resistant and breathable fabric.
- Heat Retention: Features a full draft collar and a generous draft tube to seal in body heat and prevent cold air from seeping past the zipper.
- Smart Design: Includes continuous baffles that allow you to shift the down to where you need it most, and a trapezoidal footbox that lets your feet rest naturally.
Technical Specs (Regular Size)
- Temp Rating: 10ºF / -12.2ºC
- Average Weight: 1 lb 15.3 oz / 887 g
- Ideal Sleeper Height: Fits up to 6′ 0″ / 183 cm
- Packed Size: 11L
- Origin: Made in Seattle, USA














