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Marmot Always Summer 40 Sleeping Bag

sku# 173959
Marmot - Always Summer 40 Sleeping BagMarmot - Always Summer 40 Sleeping BagMarmot - Always Summer 40 Sleeping BagMarmot - Always Summer 40 Sleeping Bag
Model Info


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Product Info

The days are long, the nights are mild, and the stars are bright as can be. Yeah, we know the feeling. When you feel the call of the wild and need a sleeping bag you can rely on through the warmer months, the Marmot Always Summer 40 Sleeping Bag is an easy choice. It features a special anatomically-minded footbox that gives you room to move your feet around without crushing the down and reducing the insulation effects, stretch baffles for premium comfort, and a stash pocket to help you keep your essentials nearby while you catch some shut-eye. Now all you need is a destination.

Product Details


1.18-oz 30D and 20D 100% Nylon with DWR Finish


650-fill Down with Down DefenderDown Defender treatment improves water-resistance in wet conditions.


Pack VolumeRegular 4.2 liters / Long 4.5 liters

Hip GirthRegular 57" / Long 59"

Shoulder GirthRegular 62" / Long 64"


Anatomical Wrap-around FootboxIncreases insulation and room for your feet with more warmth and comfort.

"Fold-down" Second Zipper Provides Added Ventilation and Easy Access

Down-filled Collar with Easy Access Draw Cord

Full Length Locking YKK® Two Way Zipper

Stuff and Storage Sack Included

Nautilus Multi-baffle Hood

Heater Pocket in Footbox

Ground-level Side Seams

Anti-snag Main Zipper

Stretch Tricot Baffles

Hood Draw Cord

Two Hang Loops

Zipper Garage

Stash Pocket

EN Tested


  • Insulation: Down
  • Temperature Rating: 40
  • Shape: Mummy
  • Stuff Sack Size: 7 x 14"
  • Warranty: Limited Lifetime
Size Long Left Hand Long Right Hand Regular Left Hand Regular Right Hand
Length Long Regular
Zipper Location Left Side Left Side
Max User Height 6'6" 6'
Weight (lbs) 1.8 1.675
Weight (g) 822 760

Other Notes

Marmot products can only be shipped within the United States



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