Zephyr 25 Sleeping Bag
Zephyr 25 Sleeping Bag
$199.95
Inclusive sizing lets you find your best fit based on body shape and sleeping preferences,Semifitted mummy shape provides the roomiest fit of our backpacking bags, offering extra room in the knee area to enable a variety of sleeping positions,Recycled she
The REI Co-op Zephyr 25 is our top REI Co-op brand synthetic sleeping bag, ideal for backpacking from spring through fall. A new extended range of sizes delivers your best fit for better sleep.
Customer Reviews
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Best Use | Backpacking |
Tested Lower Limit | 17 degrees (F) - ISO |
Tested Comfort | 28 degrees (F) - ISO |
Temperature Rating (F) | 25 degrees (F) |
Temperature Rating (C) | -4 degrees (C) |
Weight | Short Narrow |
Short | 2 lbs. 12 oz. |
Medium Narrow | 2 lbs. 13 oz. |
Medium | 3 lbs. |
Medium Wide | 3 lbs. 3 oz. |
Long Narrow | 3 lbs. 2 oz. |
Long | 3 lbs. 4 oz. |
Long Wide | 3 lbs. 8 oz. |
Shell | Recycled ripstop nylon (bluesign approved) |
Zipper Location | Left |
Insulation Type | Synthetic |
Fill | Recycled PET polyester |
Fill Weight | Short Narrow |
Short | 2 lbs. 0.4 oz. |
Medium Narrow | 2 lbs. 1.4 oz. |
Medium | 2 lbs. 3.5 oz. |
Medium Wide | 2 lbs. 5.4 oz. |
Long Narrow | 2 lbs. 5.5 oz. |
Long | 2 lbs. 6.7 oz. |
Long Wide | 2 lbs. 9.8 oz. |
Sleeping Capacity | 1-person |
Lining | 20-denier recycled nylon (bluesign approved) |
Sleeping Bag Shape | Mummy |
Fits Up To (in.) | Short Narrow |
Short | 65 inches |
Medium Narrow | 71 inches |
Medium | 71 inches |
Medium Wide | 71 inches |
Long Narrow | 77 inches |
Long | 77 inches |
Long Wide | 77 inches |
Shoulder Girth (in.) | Short Narrow |
Short | 65.5 inches |
Medium Narrow | 59 inches |
Medium | 66.5 inches |
Medium Wide | 74 inches |
Long Narrow | 60 inches |
Long | 67.5 inches |
Long Wide | 75 inches |
Hip Girth (in.) | Short Narrow |
Short | 56 inches |
Medium Narrow | 49.5 inches |
Medium | 57 inches |
Medium Wide | 65.5 inches |
Long Narrow | 50.5 inches |
Long | 58 inches |
Long Wide | 66.5 inches |
Stuff Sack Size | Short Narrow |
Short | 7.75 x 12.5 inches |
Medium Narrow | 7.75 x 12.5 inches |
Medium | 7.75 x 12.5 inches |
Medium Wide | 7.75 x 12.5 inches |
Long Narrow | 7.75 x 12.5 inches |
Long | 7.75 x 12.5 inches |
Long Wide | 8.25 x 14.5 inches |
Stuff Sack Volume | Short Narrow |
Short | 10 liters |
Medium Narrow | 10 liters |
Medium | 10 liters |
Medium Wide | 10 liters |
Long Narrow | 10 liters |
Long | 10 liters |
Long Wide | 12.5 liters |
Compressed Volume | Short Narrow |
Short | 7.3 liters |
Medium Narrow | 7.8 liters |
Medium | 8.3 liters |
Medium Wide | 8.7 liters |
Long Narrow | 8.8 liters |
Long | 8.9 liters |
Long Wide | 10.3 liters |
Gender | Unisex |
Sustainability | Contains materials that meet the bluesign® criteria |
Contains recycled materials | |
From a Climate Neutral Certified brand |