Summit Series AMK Superlight Sleep System
$760.00
Size & Fit
Pay in 4 installments of $190.00 on purchases with Klarna
Pairs well with

Waterproof
This helps keeps you dry from rain and snow.
Breathable
Material allows air or moisture vapor to pass through, helping to regulate body temperature.
Wind
This fabric blocks wind from penetrating the garment, greatly reducing the effects of wind chill.
Synthetic fill
Synthetic insulation maintains warmth even in damp conditions.
Down fill
Lofty down insulation maintains warmth in cold conditions.
DWR - Water repellent
A durable finish to allow for water beads on the surface of water repellent materials, preventing the fabric from saturating
Style NF0A8EF3
The Advanced Mountain Kit is made with unparalleled precision for the world’s best mountain athletes. Our Summit AMK Superlight Sleep System is the next step in the evolution of alpine bags. It offers a wide fit so you can wear multiple layers while you sleep, meaning the bag itself requires less insulation for a lighter overall kit.
- Wide cut allows user’s apparel insulation to loft, which reduces the amount of insulation needed in the bag
- Combination of 1000 fill ProDown™ and a wide cut creates a multi-temperature system: 30°F/-1°C as a standalone bag; 0°F/-18°C when used as part of the AMK apparel-layering system
- Shell fabric made with Spectra® ripstop for ultra-lightweight durability
- Water-resistant exterior helps keep insulation dry
- Center half zip keeps bag light and compressible while maintaining access to the tie-in point
- Thin, down-insulated hood and footbox provide warmth
- Cinchable hood and collar help seal out the cold
- Stuff Sack made with Dyneema® composite included.
- Center half zip keeps the bag light and compressible while maintaining access to the tie-in point
- Dyneema® compression stuffsack included
Sizes
REG, LONGTotal Weight
reg - 2 lbs 5 oz (1045 g) / long - 2 lbs 8 oz (1135 g)Stuffed Size
reg - 8.27'' x 15.75'' (21 cm x 40 cm) / long - 12.2'' x 18.9'' (31 cm x 48 cm)main body
20D breathable-waterproof Spectra® ripstop with metalized coating and non-PFC durable water-repellent (non-PFC DWR) finish7D nylon with metalized coating and non-PFC DWR finish
Stuff sack made with Dyneema® composite included.
insulation
1000 fill ProDown™; Responsible Down Standard (RDS) certified by Control Union, CU 843098Sizes
REG, LONGTemp Rating
30°F/-1°C (0°F/-18°C when sleeper is wearing AMK apparel)Total Weight
reg - 2 lbs 5 oz (1045 g) / long - 2 lbs 8 oz (1135 g)Stuffed Size
reg - 8.27'' x 15.75'' (21 cm x 40 cm) / long - 12.2'' x 18.9'' (31 cm x 48 cm)Internal Length
reg - 78'' (198 cm) / long - 84'' (213 cm)Max User Height
reg - 6' (183 cm) / long - 6'6'' (198 cm)main body
breathable-waterproof Spectra® ripstop with metalized coating and non-PFC durable water-repellent (non-PFC DWR) finishlining
7D recycled nylon with metalized coating and non-PFC DWR finishinsulation
1000 fill ProDown™; Responsible Down Standard (RDS) certified by Control Union, CU 843098stuffsack
Dyneema® fabric
