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Sea to Summit Spark SpIII

Rated 4.60 out of 5 based on 5 customer ratings
(6 customer reviews)

$499.00 Original price was: $499.00.$429.00Current price is: $429.00.

Sea to Summit Spark SpIII: Ultralight warmth and packability redefined. This down sleeping bag delivers exceptional performance for weight-conscious adventurers, boasting premium 850+ fill power down, a lightweight 10D nylon shell, and a tapered mummy shape for efficient thermal regulation. Experience unparalleled warmth-to-weight ratio and minimal pack size, perfect for backpacking, thru-hiking, and alpine pursuits.

Categories: Outdoor Gear, Premium Sleeping Bags Tags: backpacking sleeping bag, down sleeping bag, Sea to Summit Spark, ultralight sleeping bag
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  • Description
  • Reviews (6)
  • Shipping & Delivery
Description

Sea to Summit Spark SpIII Sleeping Bag

The Spark Series sleeping bags are designed to be as lightweight and packable as possible while still providing a comfortable and reliable sleep. The Spark SpIII is an excellent option for adventurers who are conscious of weight and pack size but still require a versatile bag for a range of conditions.

Features of Sea to Summit Spark SpIII:

  • Ultralight and compressible for backpacking and adventure travel
  • 850+ Loft Premium Goose ULTRA-DRY Down for superior insulation
  • Lightweight 10D Nylon shell and 7D lining fabrics to minimise weight and bulk
  • Mummy shape for thermal efficiency
  • Side block baffle construction ensures down doesn’t shift
  • Full length side zip with two zip sliders allows the Spark to be used as a quilt and provides easy access
  • Includes lightweight Ultra-Sil compression bag and storage cell

Package Contents:

  • Sea to Summit Spark SpIII
  • Ultra-Sil compression bag
  • Storage cell

Specifications for Sea to Summit Spark SpIII:

  • Gender: Unisex
  • Insulation: Down
  • Temperature Rating: 25°F / -4°C
  • Shape: Mummy
Reviews (6)

6 reviews for Sea to Summit Spark SpIII

  1. Ethan_ShadowFox – July 7, 2024

    Rated 5 out of 5

    I’m telling you, the Spark SpIII is worth every penny. It’s like the golden standard of sleeping bags for backpackers. Super lightweight, super warm. Feels like sleeping on a cozy cloud.

  2. Bella_MagicRiver – October 8, 2024

    Rated 4 out of 5

    The Sea to Summit Spark SpIII is a must-have for backpackers who prioritize weight and warmth. It’s incredibly lightweight, yet kept me toasty on chilly nights.

  3. Ryan_WildRider23 – November 7, 2024

    Rated 4 out of 5

    The Spark SpIII is a game-changer for backpackers like me. It’s so lightweight but managed to keep me warm and comfy on my last camping trip. Love this one!

  4. Leo_Nightfox – November 15, 2024

    Rated 5 out of 5

    Spark SpIII was definitely a worthwhile buy! It’s like magic, keeping you warm and cozy in the wilderness without weighing you down like a brick.

  5. Nova_Strider – December 9, 2024

    Rated 4 out of 5

    The Spark SpIII is awesome. Ultralight backpacking is all I do now, and this sleeping bag honestly levels it up so much.

  6. Grace_Starstrike – December 15, 2024

    Rated 5 out of 5

    I’ve been a long-time fan of Sea to Summit gear, and the Spark SpIII is no exception. It’s super lightweight but still kept me warm as could be on a recent backpacking trip.

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