Marmot Mad River 40
Marmot

Marmot Mad River 40

$219.00 $179.58 Save $39.42
/
Shipping calculated at checkout.
Color
Size
Zip
  • Free Domestic Shipping On Orders Over $100
  • In stock
  • Backordered, shipping soon
  • Add To Cart For Final Price
Mad River 40
soft shell insulated durable for outdoor

Your go-to mummy bag for backcountry basecamp, the Marmot Mad River 40 sleeping bag features 650-fill-power down--giving you light, lofty warmth that won't let you down or weigh you down. Perfect for summer camping and warm-weather backpacking.

Shell
Shell
100% recycled shell and lining fabrics
Insulation
Insulation
RDS-certified 650-fill-power duck down with ExpeDry(TM) for lofty, compressible, quick-drying warmth
DWR
DWR
ExpeDry(TM) is a permanent, chemical-free alternative to DWR (Durable Water Repellent), providing quick-drying, loft-retaining performance in wet and humid conditions
Pockets
Pockets
Internal stash pocket for contact lenses, headlamp, and valuables
Pockets
Included storage sack and compression sack let you pack down, cinch up, and head out
Ventilation
Ventilation
Full-length, left-side 2-way zipper with an anti-snag slider for improved ventilation, versatility, and easy access
Ventilation
Short right-side zipper offers fold-down comfort and additional ventilation
Other
Other
Gender-free design: standard length fits sleepers up to 6'0"
Other
Anatomically designed footbox with wrap-around construction provides warmth and roomy comfort
Other
Draft collar seals in warmth and prevents heat loss, even when tossing and turning
Other
ISO temperature testing adheres to reliable international standards
Bag Temperature Celcius:
4degC
Bag Temperature Fahrenheit:
40degF
Product Care:
Machine Wash Cold, Use Liquid Detergent, Do Not Use Powdered Detergent, Gentle Cycle, Tumble Dry Low, Do Not Iron, Do Not Bleach, Do Not Dry Clean, Do Not Use Fabric Softener, Rinse Twice, Do Not Store Wet
Tested Comfort:
44F / 7C
Tested Limit:
35F /2C
Footbox Size:
48.8 in, 124 cm
Hip Girth:
57.9 in, 147 cm
Insulation Material:
Duck Down
Insulation Type:
Duck Down
Shoulder Girth:
63 in, 159 cm
Stash Pocket:
YES
Stuff Sack Size:
11.8 x 6.3 in, 30 x 16 cm
Style Number:
M16037
Product Weight:
1 lbs 11.2 oz,772.0 g
Zipper Location:
Left Zip
Product Care
Machine Wash Cold, Use Liquid Detergent, Do Not Use Powdered Detergent, Gentle Cycle, Tumble Dry Low, Do Not Iron, Do Not Bleach, Do Not Dry Clean, Do Not Use Fabric Softener, Rinse Twice, Do Not Store Wet

Shipping Policy

Components:

All component items (wheels, drivetrains, suspension, brakes, etc.) ship within 1–4 business days of purchase.

Bicycles:

Complete bikes typically ship within 2–3 weeks due to build, tuning, and inspection times. You will receive tracking information as soon as your order is ready to ship.

Riding Gear & Apparel:

Riding gear and apparel orders (helmets, jerseys, gloves, etc.) ship within 1–3 business days.

Returns & Exchanges:

If you received the wrong size or wish to exchange an item, it must be returned in original condition—unused, uninstalled, and with all packaging intact.

For full details, please see our Refund Policy before initiating a return.

This site is protected by hCaptcha and the hCaptcha Privacy Policy and Terms of Service apply.

Prepared with intention.

Every product is carefully inspected and handled by our team before it ships. From fit and function to final details, we make sure each piece is ready for the outdoors ahead—so you can focus on the experience, not the gear.

Passion drives us

At SpokeX Bike Co., bikes aren't just our business — they’re our way of life. As a rider-owned and operated shop, every decision we make comes from firsthand experience on the trail, at the race, and on the open road. We know what it’s like to chase a new line, push through the pain cave, and celebrate the ride — because we live it every day.

You may also like

Recently viewed