Sea to Summit Traveller Down Sleeping Bag Review
The Sea to Summit Traveller Down Sleeping Bag is a versatile, lightweight, and durable choice for summer campers and travelers, offering excellent warmth and portability for 2-season adventures.

When it comes to high-quality sleeping bags for summer camping, the Sea to Summit Traveller Down is a standout option. Designed for travelers, backpackers, and campers who value versatility and lightweight gear, this sleeping bag has caught my attention for its unique features and adaptability.
Whether you’re on a summer bike tour, couch surfing, or stuck at an airport, the Traveller Down Sleeping Bag promises comfort and convenience. In this review, I’ll break down everything you need to know about this product, from its key features to its performance, so you can decide if it’s the right fit for your adventures.

Contents Include
Best Sleeping Bags for Summer Camping
Sea to Summit Traveller Down Sleeping Bag
Perfect for summer camping and travel, the Sea to Summit Traveller Down Sleeping Bag combines lightweight design, compressibility, and high-quality down insulation for reliable performance on the go.
Related to: 10 Best Sleeping Bags for Camping
Key Features and Specifications
The Sea to Summit Traveller Down is packed with features that make it one of the best hiking sleeping bags for summer and mild weather conditions. Here’s a closer look at what sets it apart:
- Temperature Rating: 30°F (-1°C), making it ideal for 2-season use (spring and summer).
- Weight: 1.7 pounds (lightweight and easy to carry).
- Packed Size: Compresses to just 5.8 liters, thanks to the included Ultra-Sil compression sack.
- Insulation Type: 750+ fill power RDS-certified ULTRADRY Down, which retains loft and performance even in damp conditions.
- Shell and Liner Material: Ultralight 15D nylon shell for durability and comfort.
- Shape: Rectangular, with the ability to unzip fully and transform into a quilt.
- Special Features:
- Drawcord foot box for adjustable warmth or ventilation.
- Shoulder drawcord for added warmth.
- Full-length zipper allows two Traveller bags to be zipped together.
- Full baffle construction for maximum loft and heat retention.
Performance Review
While I haven’t personally used this sleeping bag, I’ve gathered insights from fellow campers and extensive research to provide an objective performance review.
- Comfort & Fit: The rectangular shape provides ample room for movement, making it more comfortable than traditional mummy bags. The ability to unzip it fully and use it as a quilt adds to its versatility.
- Warmth & Insulation: The 750+ fill power down insulation keeps users warm in temperatures as low as 30°F. The ULTRADRY Down treatment ensures that the bag retains its loft and performance even in humid conditions.
- Portability & Packability: One of the standout features of this sleeping bag is its compressibility. It packs down to an impressively small size, making it easy to fit into a backpack or travel bag.
- Durability & Build Quality: The 15D nylon shell is both lightweight and durable, designed to withstand the rigors of travel and camping. The stitching and zippers are high-quality, ensuring long-lasting use.
- Weather Resistance: While it’s not designed for extreme weather, the ULTRADRY Down treatment helps the bag resist moisture, making it suitable for damp environments.
- Ease of Use: The drawcord foot box and shoulder drawcord make it easy to adjust the bag for warmth or ventilation. The full-length zipper is smooth and allows for easy transformation into a quilt.
Pros and Cons:
Comparison with Similar Sleeping Bags
When compared to other durable camping sleeping bags in the same category, the Sea to Summit Traveller Down Sleeping Bag holds its own. Here’s how it stacks up against two popular alternatives:
Feature | Sea to Summit Traveller Down | REI Co-op Magma 30 | Nemo Disco 30 |
---|---|---|---|
Temperature Rating | 30°F (-1°C) | 30°F (-1°C) | 30°F (-1°C) |
Weight | 1.7 lbs | 1.7 lbs | 2.2 lbs |
Shape | Rectangular (can unzip to quilt) | Mummy | Semi-rectangular |
Insulation Type | 750+ fill power ULTRADRY Down | 850 fill power Down | Synthetic |
Packed Size | 5.8 liters | 6.5 liters | 7.5 liters |
Durability | 15D nylon shell | 10D nylon shell | 20D polyester shell |
Special Features | Drawcord foot box, shoulder drawcord, full-length zipper | Draft collar, zipper draft tube | Spoon shape, vented footbox |
Price Range | Mid-to-high | High | Mid |
Best For | Travelers, summer campers | Ultralight backpackers | Campers who prefer roomier bags |
Who Should Buy This Sleeping Bag?
The Sea to Summit Traveller Down Sleeping Bag is ideal for:
- Backpackers and Travelers: Its lightweight and compressible design make it perfect for those who are always on the move.
- Summer Campers: With a 30°F temperature rating, it’s best suited for spring and summer camping trips.
- Budget-Conscious Buyers: While it’s not the cheapest option, its durability and versatility make it a worthwhile investment.
It may not be the best choice for:
- Winter Campers: The 30°F rating makes it unsuitable for extreme cold.
- Ultralight Purists: While lightweight, there are lighter options available for those who prioritize minimal weight above all else.
Pricing and Value for Money
The Sea to Summit Traveller Down falls into the mid-to-high price range for sleeping bags. While it’s not the most affordable option, its combination of high-quality materials, versatility, and durability make it a great value for money. If you’re looking for a high-quality sleeping bag for summer camping that will last for years, this is a solid investment.
Final Verdict: Should You Buy It?
In conclusion, the Sea to Summit Traveller Down Sleeping Bag is an excellent choice for travelers, backpackers, and summer campers who need a lightweight, versatile, and durable sleeping bag. Its ability to transform from a sleeping bag to a quilt, combined with its compressibility and high-quality down insulation, makes it a standout option in its category.
If you’re in the market for a best hiking sleeping bag that offers both comfort and functionality, the Sea to Summit Traveller Down Sleeping Bag is definitely worth considering. However, if you’re planning to camp in colder conditions or are on a tight budget, you may want to explore other options.