Sea To Summit

Sea to Summit - Alpine ApII, Down Winter Sleeping Bag

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  • Regular price $798.95


The Alpine™ down mummy sleeping bag is designed for the rarefied world of high-altitude and arctic conditions. It features cutting-edge materials, the highest quality Ultra-Dry down, and complex construction. Expedition mummy sizing allows you to wear extra clothing, and boot liners inside the bag.

If you are going above or beyond, the Alpine is the bag you will want to take with you.

Features

  • ULTRA-DRY Down 850+ Loft 90% Down Cluster Premium Goose Down certified Responsible Down Standard (RDS)
  • Free-flow zipper system: one full-length YKK® #5 main zip and a half-length zip on the opposite side for ventilation.
  • Expedition sizing gives you room to wear extra clothing inside the bag.
  • Anatomically-shaped, oversized foot box can accommodate boot liners.
  • Technical shaped hood with hidden drawcords for maximum insulation.
  • An oversized draft collar which fits snugly around your shoulders.
  • Internal pocket for phone / GPS / valuables.
  • Includes lightweight Ultra-Sil™ compression bag and storage cell.

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Specs

  Regular Long

BAG SERIES

Alpine II

Alpine II

BAG WEIGHT

2 lbs 15 oz / 1340 g

3 lbs 5 oz / 1500 g

COMPRESSED VOL (ASTM STANDARD)

9.3 L

13.1 L

COMPRESSION SACK

L - 20L to 6.5L

L - 20L to 6.5L

FILL WEIGHT

28 oz / 800 g

32 oz / 920 g

FITS UP TO

6 ft / 183 cm

6 ft 4 in / 192 cm

SEASON RATING

4 Season

4 Season

WOMEN'S TEMP (EN RATING)

10ºF (Comfort)

10ºF (Comfort)

TEMPERATURE

-5ºF ( Lower Limit)

-5ºF ( Lower Limit)