Summit Trekker Mummy Sleeping Bag Grey

Product Overview:
Designed for performance and comfort across multiple seasons, the Summit Trekker Mummy Sleeping Bag in Grey is the ideal sleeping companion for outdoor enthusiasts. Whether you’re embarking on a spring hike, a summer camping adventure, or a chilly autumn expedition, this sleeping bag offers reliable insulation, comfort, and portability in a lightweight, compact design.

With its thermal hollow fibre filling and soft-touch inner lining, the Summit Trekker ensures warmth and coziness while maintaining breathability. Its mummy-style cut enhances heat retention while minimizing pack size, making it a smart choice for backpackers, trekkers, and campers who prioritize functionality and packability.

Product Specifications

Attribute Details Product Name Summit Trekker Mummy Sleeping Bag Grey Dimensions 225cm (L) x 75cm (W) Boxed Dimensions W: 18.5cm x H: 38.0cm x D: 18.5cm Packed Weight Approx. 900g Fill Weight 150gsm thermal hollow fibre Outer Material 170T polyester Lining Soft comfort polyester lining Season Rating Spring, Summer, Autumn Temperature Ratings Upper Limit: 20C Comfort: 12C Lower Limit: 2C Colour Grey Design Mummy-style for optimal thermal efficiency

Key Features

Multi-Season Versatility:
Designed for use in spring, summer, and autumn, the Summit Trekker Mummy Sleeping Bag provides reliable thermal insulation to keep you comfortable in a wide range of temperaturesfrom warmer nights to cooler early mornings.

High-Performance Insulation:
Filled with 150gsm hollow fibre insulation, this bag retains body heat while allowing for breathable comfort. The fill material offers an excellent warmth-to-weight ratio, making it suitable for lightweight camping and trekking adventures.

Soft Comfort Lining:
The inner lining features a soft comfort polyester material that enhances your sleeping experience by providing a smooth and cozy surface against your skin, helping ensure restful sleep in the outdoors.

Durable Outer Fabric:
Constructed with 170T polyester, the outer shell resists wear, tear, and light moisture, helping to shield you from the elements while maintaining durability across multiple uses.

Mummy-Style Shape:
The ergonomic mummy design helps trap body heat more efficiently than rectangular sleeping bags, reducing excess space and improving thermal performance. It also contributes to a smaller packed size for enhanced portability.

Temperature Ratings:
Offers defined thermal zones:

Upper Limit (20C): Suitable for warmer nights with ventilation.

Comfort (12C): Ideal temperature for relaxed sleep in typical spring/summer conditions.

Lower Limit (2C): Offers protection during cooler temperatures with proper layering.

Lightweight and Portable:
Weighing just 900g, the Summit Trekker is easy to carry in a backpack or travel kit, making it ideal for hikers and campers who travel light and need gear that wont weigh them down.

Usage Tips

Layer Appropriately for Cooler Nights:
For lower temperature conditions near the 2C mark, wear thermal base layers or use an insulated sleeping mat to enhance warmth and comfort.

Store Loosely When Not in Use:
To maintain loft and insulation efficiency, store the sleeping bag uncompressed when not in use.

Use a Liner for Extended Life:
A sleeping bag liner can help keep the interior clean and increase warmth, extending the usable life of the product.

Ideal For

Backpackers seeking a lightweight yet warm sleeping option

Campers on spring to autumn trips

Festival-goers who need compact gear with comfort

Outdoor adventurers traveling in mild to cool climates

Customer Reviews

Emma L. Verified Buyer
“Lightweight and warmexactly what I needed for my spring hiking trip. Packs down small and fits easily in my rucksack. Great value!”

James T. Outdoor Enthusiast
“Used this sleeping bag during a chilly September weekend in the Peak District and stayed perfectly warm. Comfortable and easy to roll up!”

Chloe R. Camping Lover
“Very impressed with how soft the inside is. Great for summer festivals or even casual sleepovers. Would definitely recommend it.”

Conclusion

The Summit Trekker Mummy Sleeping Bag Grey strikes the perfect balance between warmth, weight, and compact portability. Built for multi-season use with a thoughtful design that maximizes insulation and comfort, this sleeping bag is a smart, reliable choice for campers, hikers, and outdoor explorers. Whether you’re out for a weekend adventure or a multi-day trek, rest easy with the Summit Trekker by your side.