F/S: Lightweight down booties. Western Mountaineers
Western Mountaineering Flash Lightweight down booties.
Women's small/ medium. Very gently used. In excellent shape.
The pair weight 3oz.
$30 + Shipping
I'm in Boulder and happy to meet up to avoid shipping if you're in the area.
https://www.westernmountaineering.com/down-garments/booties/flash-down-booties/
