BUERTS 620FP Down Mummy Sleeping Bag for Backpacking

Choose your sleeping bag based on the lowest overnight temperature you expect, along with your sleeping pad, tent, clothing layers, humidity, wind, and personal cold tolerance.

-5℃ Option

• Cold-weather camping
• Fall and winter hiking
• Mountain campsites
• Backpacking in lower temperatures

5℃ Option

• Lightweight 3-season camping
• Spring, summer, and fall backpacking
• Weekend hiking trips
• Mild to cool outdoor nights

Filled with 620FP RDS-certified down, this sleeping bag provides soft loft, efficient warmth, and compressibility for hiking and backpacking trips.

The down insulation helps trap warm air while reducing unnecessary bulk, making the sleeping bag easier to pack for outdoor travel.

The mummy-style shape reduces empty space inside the sleeping bag, helping keep warm air closer to your body during cold nights outdoors.

• Improved heat retention
• Better warmth-to-weight efficiency
• Compact backpacking-friendly shape
• Designed for cold-weather outdoor sleep

The outer shell uses 400T 20D nylon fabric, offering a lightweight, durable, wind-resistant, water-repellent, and tear-resistant structure for outdoor use.

• 400T 20D nylon shell
• Lightweight outdoor fabric
• Wind-resistant and water-repellent performance
• Tear-resistant for camping and backpacking use

Built for backpackers, this down sleeping bag compresses into the included storage sack for easier packing and transport.

Its compact design helps save backpack space while keeping reliable warmth available for outdoor adventures.

• Inner pocket for small essentials
• Comfortable neckline design helps reduce heat loss
• High-quality zipper system
• Compatible zipper design for connecting sleeping bags
• Compression sack included

Available in Black and Green, this mummy down sleeping bag gives you practical outdoor color choices.

• Black for a classic technical outdoor style
• Green for a natural camping and hiking look

• Backpacking
• Hiking
• Camping
• Mountaineering
• Trekking
• Cold-weather outdoor travel

• 620FP RDS-certified down insulation
• Two temperature options: -5℃ and 5℃
• Mummy sleeping bag shape
• 400T 20D nylon fabric
• Lightweight backpacking construction
• Compact compression storage
• Designed for hiking, camping, backpacking, and mountaineering
• Available in Black and Green

BUERTS creates outdoor sleeping gear for hikers who need the right balance between warmth, weight, comfort, and packability.

With 620FP RDS-certified down insulation, a heat-efficient mummy shape, durable 400T 20D nylon fabric, and two temperature options, this sleeping bag is built for dependable outdoor sleep across different seasons.

• Store in a dry and ventilated place
• Avoid long-term compression storage
• Keep the sleeping bag completely dry before storage
• Air out after unpacking to help restore loft
• Follow the care label before washing

What temperature options are available?

This sleeping bag is available in two options: -5℃ and 5℃

Is this sleeping bag good for backpacking?

Yes. The down insulation, mummy shape, and compression storage make it suitable for backpacking, hiking, camping, and mountaineering.

What does 620FP mean?

620FP refers to the fill power of the down insulation. It describes the loft and warmth efficiency of the down while helping keep the sleeping bag lightweight and compressible.

Can this sleeping bag be used in winter?

The -5℃ option is designed for colder outdoor conditions. Always choose the temperature rating based on your expected overnight temperature, sleeping pad, shelter, clothing layers, and personal comfort.