I have for sale a NEVER USED Mountain Hardwear Spectre 20degree down mummy bag with 800 fill down. This is an incredible bag that is very highly rated. My bag has no wear, no stains, no odors and has always been stored uncompressed. Here are the specs:

Mountain Hardwear's 20°F Spectre SL keeps cold air and moisture at bay by enveloping you in high-loft 800 fill power down that's covered with a DWR-treated, breathable Conduit® shell.
-High-loft 800 fill power down for outstanding warmth
-Conduit®SL shell is windproof-breathable & coated with super DWR (Durable Water Resist.)finish
-Welded baffle construction protects the fill from external moisture
-Six-chamber hood design maintains even loft around the head
-Ergonomic, adjustable two-piece draft collar drapes naturally over the neck
-Two small pockets above collar
-Comfort footbox follows natural foot position for maximum warmth and comfort
-Compression sack included

Comes with storage sack and stuffsack. Price new is nearly $500 - my price is $325 + shipping. Feel free to text me at 812-390-2613 with questions.
~Ryan