Skip to content
  • Unlock Black Friday’s best prices! Enter Save up $8.00, Code:7GLMWW and start saving!
  • Unlock Black Friday’s best prices! Enter Save up $8.00, Code:7GLMWW and start saving!
Big Agnes || Yeti || NEMO EQUIPMENT ShopBig Agnes || Yeti || NEMO EQUIPMENT Shop
  • Menu
  • Tents
    • Backpacking Tents
    • Footprints
    • Accessories
    • Family & Campground Tents
  • Sleeping
    • Sleeping Bags
    • Pads
    • Pillows
    • Hammocks
    • Blankets
    • Bivy Sacks
    • Cots
    • Hammock Accessories
    • Air Beds
    • Liners
    • Pumps & Accessories
  • Furniture
    • Chairs
    • Tables
  • Coolers
    • Hard-Boxed Coolers
    • Soft-Boxed Coolers
    • Ice & Cooler Accessories
  • Lighting
    • Headlamps
    • Flashlights
    • Lanterns
  • Water
    • Water Bottles & Tumblers
    • Reservoirs & Accessories
    • Purification & Filtration
    • Accessories
    • Water Storage
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

 

Sea To Summit Ascent Down 15°F Sleeping Bag

Home / Sleeping / Sleeping Bags / Mummy Bags
  • Big Agnes Wolverine 20° -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1300665 800 auto
  • The North Face Dolomite One Double Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1061897 800 auto
New
Sea To Summit Ascent Down 15°F Sleeping Bag
Sea To Summit Ascent Down 15°F Sleeping Bag - Image 2
Sea To Summit Ascent Down 15°F Sleeping Bag - Image 3
Sea To Summit Ascent Down 15°F Sleeping Bag - Image 4
Sea To Summit Ascent Down 15°F Sleeping Bag - Image 5
Sea To Summit Ascent Down 15°F Sleeping Bag - Image 6
Sea To Summit Ascent Down 15°F Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1108789 800 auto
Sea To Summit Ascent Down 15°F Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1108791 800 auto
Sea To Summit Ascent Down 15°F Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1108794 800 auto
Sea To Summit Ascent Down 15°F Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1108790 800 auto
Sea To Summit Ascent Down 15°F Sleeping Bag -Big Agnes || Yeti || NEMO EQUIPMENT Shop 1108793 800 auto

$340.00 Original price was: $340.00.$99.99Current price is: $99.99.

Clear
SKU: -1152971084720546536 Categories: Mummy Bags, Sleeping, Sleeping Bags Tag: Sea To Summit
  • Free Shipping, Quality Goods
  • Your questions, our prompt answers.
  • We take quality seriously.
  • Get Quality, Get More
Browse
  • Coolers
    • Hard-Boxed Coolers
    • Ice & Cooler Accessories
    • Soft-Boxed Coolers
  • Furniture
    • Chairs
      • Camp Chairs
    • Tables
      • Camp Tables
  • Lighting
    • Flashlights
    • Headlamps
    • Lanterns
      • Backpacking Lanterns
      • Base Camp Lanterns
  • Sleeping
    • Air Beds
    • Bivy Sacks
    • Blankets
      • Down Blankets
    • Cots
    • Hammock Accessories
    • Hammocks
    • Liners
    • Pads
    • Pillows
    • Pumps & Accessories
      • Pumps
    • Sleeping Bags
      • Mummy Bags
        • Down
        • Synthetic
      • Rectangular Bags
      • Youth Sleeping Bags
  • Tents
    • Accessories
    • Backpacking Tents
      • 1 Man
      • 2 Man
      • 3 Man
      • 4 Man
    • Family & Campground Tents
      • 10 Man
      • 5 Man
      • 6 Man
      • 8 Man
    • Footprints
  • Uncategorized
  • Water
    • Accessories
    • Purification & Filtration
    • Reservoirs & Accessories
    • Water Bottles & Tumblers
      • Insulated Bottles
      • Lids & Accessories
      • Non-insulated Bottles
      • Tumblers
    • Water Storage
  • Description
  • Additional information
  • Reviews (0)

SEA TO SUMMIT ASCENT DOWN 15°F SLEEPING BAG

The Ascent down mummy sleeping bag redefines the meaning of versatile. Complex construction and high-quality down keep you warm when it’s cold outside, while the triple-zipper Free-Flow Zip system ensures you stay cool and ventilated when the weather warms.

Shaped to allow a natural sleeping position for comfort, while light and compact enough to go anywhere.

FEATURES

  • ULTRA-DRY Down 750+ Loft 90% Down Cluster Premium Duck Down certified Responsible Down Standard (RDS)
  • Free-flow zipper system: full-length YKK #5 main side zip, half-length opposite side zip, and foot zip provides unparalleled ventilation and use as a comforter
  • Vertical baffles over the chest to prevent down shifting as you roll over in your sleep
  • Shaped hood, oversized draft collar, and zipper draft tube keep the cold out and the warmth in
  • Internal pocket for phone / GPS / valuables
  • Includes lightweight Ultra-Sil compression bag and storage cell
  • Form a snug double sleeping bag by zipping to any Altitude, Journey or Venture sleeping bag

TECH SPECS

  • Best Use: Backpacking
  • Comes With: Ultra-Sil Compression Bag And Storage Cell
  • Insulation: Ultra-dry Down 750+ Loft
  • Shape: Relaxed Mummy
  • Shell Fabric: Lightweight 20d Nylon Shell
  • Zip Options: Free-flow Zipper System 
SPECS 25°F REGULAR 25°F LONG 15°F REGULAR 15°F LONG 0°F REGULAR 0°F LONG
BAG SERIES Ascent 1 Ascent 1 Ascent 2 Ascent 2 Ascent 3 Ascent 3
BAG WEIGHT 1lb 14.3oz 2lbs 0.8oz 2lbs 6.8oz 2lbs 10.2oz 2lbs 14.7oz 3lbs 3oz
COMPRESSED VOL (ASTM STANDARD) 4.9 L 6.4 L 6.2 L 7.8 L 8.2 L 10.2 L
COMPRESSION SACK S – 10L to 3.3L S – 10L to 3.3L S – 10L to 3.3L M – 14L to 4.5L M – 14L to 4.5L M – 14L to 4.5L
FILL WEIGHT 11.6oz 13.1oz 19.4oz 21.7oz 26.5oz 29.6oz
FITS UP TO HEIGHT 6 ft 6 ft 6 in 6 ft 6 ft 6 in 6 ft 6 ft 6 in
SEASON RATING 2.5 Season 2.5 Season 3 Season 3 Season Winter Winter
TEMPERATURE RATING (EN COMFORT / LOWER LIMIT) 25°F 25°F 15°F 15°F 0°F 0°F
WOMEN’S TEMP RATING (EN COMFORT) 35°F 35°F 27°F 27°F 15°F 15°F
Size

Long, Regular

Size / Hand

Right Hand

Reviews

There are no reviews yet.

Be the first to review “Sea To Summit Ascent Down 15°F Sleeping Bag” Cancel reply

Related products

New
Sea To Summit Foam Core Pillow
Quick View

Pillows

Sea To Summit Foam Core Pillow

$34.95 Original price was: $34.95.$24.47Current price is: $24.47.
New
Sea To Summit Spark Ultralight Sleeping Bag
Quick View

Down

Sea To Summit Spark Ultralight Sleeping Bag

$399.00 Original price was: $399.00.$95.99Current price is: $95.99.
New
Sea To Summit Ultralight Insulated Sleeping Pad
Quick View

Pads

Sea To Summit Ultralight Insulated Sleeping Pad

$159.00 Original price was: $159.00.$96.99Current price is: $96.99.
New
Sea To Summit Thermolite Reactor Compact Plus Sleeping Bag Liner
Quick View

Liners

Sea To Summit Thermolite Reactor Compact Plus Sleeping Bag Liner

$69.95 Original price was: $69.95.$48.97Current price is: $48.97.
New
Sea To Summit Ether Light XT Insulated Mat - Women's
Quick View

Pads

Sea To Summit Ether Light XT Insulated Mat – Women’s

$199.00 Original price was: $199.00.$98.99Current price is: $98.99.
New
Sea To Summit Alto Ultralight 2 Person Tent
Quick View

Tents

Sea To Summit Alto Ultralight 2 Person Tent

$363.00 Original price was: $363.00.$95.99Current price is: $95.99.
New
Sea To Summit Comfort Plus Self-Inflating Sleeping Mat
Quick View

Pads

Sea To Summit Comfort Plus Self-Inflating Sleeping Mat

$179.00 Original price was: $179.00.$98.99Current price is: $98.99.
New
Sea To Summit Camp Plus Self-Inflating Sleeping Mat
Quick View

Pads

Sea To Summit Camp Plus Self-Inflating Sleeping Mat

$99.00 Original price was: $99.00.$69.30Current price is: $69.30.
OUR SHOP
  • My account
  • Checkout
  • Cart
  • Payment Method
CONTACT
  • About Us
  • Contact Us
  • FAQ
  • Returns & Exchanges
CUSTOMER SERVICES
  • Privacy Policy
  • Shipping Policy
  • Delivery
  • Term and Conditions
STAY IN TOUCH

Sign up for exclusive offers, original stories, events and more.

    Copyright 2025 © www.nemoagnesshop.com
    • Tents
      • Backpacking Tents
      • Footprints
      • Accessories
      • Family & Campground Tents
    • Sleeping
      • Sleeping Bags
      • Pads
      • Pillows
      • Hammocks
      • Blankets
      • Bivy Sacks
      • Cots
      • Hammock Accessories
      • Air Beds
      • Liners
      • Pumps & Accessories
    • Furniture
      • Chairs
      • Tables
    • Coolers
      • Hard-Boxed Coolers
      • Soft-Boxed Coolers
      • Ice & Cooler Accessories
    • Lighting
      • Headlamps
      • Flashlights
      • Lanterns
    • Water
      • Water Bottles & Tumblers
      • Reservoirs & Accessories
      • Purification & Filtration
      • Accessories
      • Water Storage
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.