Specification:First Lite Refuge Muff, Darkwater, One Size, 107694. First Lite 107694: Refuge Muff, Darkwater, One Size. First Lite Refuge Muff. Features of First Lite Refuge Muff. Can be worn around the neck, waist, or clipped to the D-rings on waders or the kill switch tabs on the front of the Refuge Parka and LZ Jacket.