Sea to Summit Spark Ultralight Down Sleeping Bag

**Sea to Summit Spark Ultralight Down Sleeping Bag**

**Product Overview:**

The Sea to Summit Spark Ultralight Down Sleeping Bag is engineered for adventurers who demand the utmost in performance and efficiency. This high-quality sleeping bag combines ultralight design with superior warmth, making it the perfect choice for minimalist backpackers and alpine climbers who prioritize weight savings without compromising comfort.

**Key Features:**

– **Ultra-lightweight Design:** Weighing in at a remarkably low weight, the Spark series is perfect for those who count every ounce in their pack. The streamlined design reduces bulk while maintaining warmth.

– **Premium Insulation:** Filled with RDS-certified 850+ loft Ultra-Dry Down™, this sleeping bag offers excellent warmth-to-weight ratio. The down is treated to repel moisture and maintain loft, ensuring reliable performance even in damp conditions.

– **Compact and Packable:** The Spark sleeping bag compresses to an impressively small size, making it easy to fit into any backpack. It comes with a lightweight compression sack for convenient storage and transport.

– **Mummy Shape:** The tapered mummy shape is designed to maximize thermal efficiency while providing enough room for a comfortable sleep. The contoured hood and zipper draft tube further enhance warmth retention.

– **Versatile Temperature Range:** Available in various temperature ratings, the Spark series is suitable for a range of environments from mild summer nights to colder alpine conditions.

– **Durable Construction:** Crafted with lightweight yet robust 10D Nylon shell fabric, this sleeping bag is built to withstand the rigors of outdoor adventures while offering a soft, comfortable feel.

**Specifications:**

– **Weight:** Varies by model; typically starting from around 12 oz (340 g)
– **Fill Material:** 850+ Loft Ultra-Dry Down™
– **Shell Material:** 10D Nylon
– **Temperature Ratings:** Options available from 40°F (5°C) to 18°F (-8°C)
– **Size Options:** Regular and Long sizes available to accommodate different heights

**Ideal For:**

The Sea to Summit Spark Ultralight Down Sleeping Bag is perfect for ultralight backpackers, thru-hikers, and alpine climbers seeking a compact and efficient sleeping solution. Whether you’re tackling the Pacific Crest Trail or embarking on a high-altitude expedition, this sleeping bag is designed to keep you warm and comfortable with minimal weight.

**Customer Reviews:**

“An absolute game-changer for my backpacking trips. The Spark sleeping bag is incredibly lightweight yet keeps me warm in unexpected cold snaps.” – Jane D.

“Love the compact size. It’s so easy to pack, and the warmth it provides is impressive for the weight. Highly recommend!” – Mike S.

**Why Choose Sea to Summit?**

With a commitment to innovation and quality, Sea to Summit offers outdoor enthusiasts gear that enhances their adventures. The Spark Ultralight Down Sleeping Bag is a testament to their dedication to creating high-performance products that cater to the needs of serious adventurers.