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Big Agnes Spike Lake -9°C
Big Agnes traditional down mummy bags deliver high value and performance in a lightweight bag. Ideal for adventures in the NZ backcountry, backpacking or camping, but versatile enough for couch surfing and car camping, they are insulated with Downtek™ and use baffle construction for efficient heat distribution.
If you’re in the market for a mummy shaped bag constructed with high quality, lightweight materials, these bags are your ticket to travelling fast and light.

Traditionally insulated bags designed without the integrated pad sleeve found on Big Agnes System bags
Designed to decrease weight and size, while increasing thermal value using the traditional mummy shape
Contoured hood features a draw cord and cord lock for easy adjustment
165cm YKK #8 zipper - regular and long bags
Interior fabric loops for sleeping bag liners
Mate together left and right zip bags
Mesh storage sack & nylon stuff sack
No-draft collar and No-draft zipper
Shell fabric is breathable with water repellent finish
Exterior loops for hang drying or storage
LEFT OR RIGHT ZIPPER? When you are in the bag, on your back, the right zip will be on your right side, left zip on your left side
• Nylon rip-stop shell fabric
• Nylon taffeta lining
• Baffle Construction
• 600 fill DownTek™ water repellent down

Rated -9°C
Left Hand Zip
Color Flint/Navy
Fill Type 600 DownTek™


Regular :  Fill Weight 609.5 gr   Bag Weight 1.19 kg  Shoulder Girth 152.4 cm   Hip Girth 137.16 cm   Foot Girth 91.44 cm 
                 Stuff Sack Size  20.32 cm x 44.45 cm   Compressed Bag Size 21.59 cm x 21.59cm

Long :  Fill Weight 638 gr   Bag Weight 1.28 kg   Shoulder Girth 157.4 cm   Hip Girth 142.24 cm   Foot Girth 96.52 cm
            Stuff Sack Size  45.72 cm x 44.45 cm   Compressed Bag Size 22.86 cm x 25.4 cm