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Therm-a-Rest - Mira HD - Women's

Therm-a-Rest has built the women's Mira HD with its most cutting-edge technology to deliver an ultralight 27-degree bag that maximizes warmth. Its lofty hydrophobic down is supplemented by a heat-reflective ThermaCapture™ lining to add warmth throughout the night and minimize those chilly minutes waiting for your bag to warm up. Three-season bags don't get much lighter than this!
Pad sold separately.

International Restrictions Apply

Technical specifications & features

Weight Reg: 1 lb 12 oz / Long: 2 lb 0 oz
Gender Women's
Color Ruby
Made in China
Temp Rating º F 27° F
Temp Rating º C -3° C
EN Lower Limit (Men's Rating) 15° F / -9° C
EN Comfort (Women's Rating) 27° F / -3° C
Bag Style Mummy
Seasonal Usage Three Season
Insulation 750+ fill Hydrophobic Down
Fill Weight Reg: 13 oz / Long: 16 oz
Bag Shell Material 20d polyester with durable water repellent (DWR) treatment
Bag Lining Material 20d ThermaCapture™ reflective polyester
Bag Length Reg: 5 ft 6 in / Long: 6 ft
Bag Stuff Size 7 x 12 in
Circumference at Chest Reg: 57 in / Long: 59 in
Circumference at Hips Reg: 57 in / Long: 59 in
Circumference at Foot Reg: 38 in / Long: 38 in
Other Features - Nikwax® Hydrophobic Down insulation:
--- Stays warmer: Stays dry and retains loft up to six times longer than untreated down
--- Dries faster: Absorbs 40% less water than untreated down, restoring performance more quickly
--- Re-treatable: Formulated for lasting performance when refreshed with Nikwax® Down Wash™ and Downproof™
--- Safe: Water-based, fluorocarbon-free formula is safe for you and for the environment

- Zoned Insulation: Box-baffled chambers on top, sewn-through construction on bottom maximizes warmth and minimizes weight
- A little extra fill surrounding the bottom side of the bag helps to reduce drafts, retain heat, and add comfort
- ThermaCapture™ heat-reflective lining boosts overall warmth and provides near-instant warmth when you first get into the bag
- SynergyLink™ Connectors hold your sleeping pad in place and eliminate the need to re-warm your pad every time you move
- Bag-pad integration allows freedom of movement without twisting in your bag or sliding off your pad
- Toe-asis™ foot warmer in footbox
- Differential women's cut
- Draft collar surrounds your neck to retain heat
- Full length snag-free zipper with draft tube
- Cinchable drawcord hood and draft collar
- External zip pocket
- Stuff sack and storage sack included
- The Mira HD requires an insulated pad underneath for warmth. Excess insulation has been removed from the bottom of the bag to minimize weight and packed size.
- Pad sold separately

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