×
Back to menu
Ultralight 4-Season Mummy Sleeping Bag with Duck Down Fill -10°F to -4°F

Ultralight 4-Season Mummy Sleeping Bag with Duck Down Fill -10°F to -4°F

Shipping Time: Shipping cost:
Choose variations
Choose variations
5-Day Delivery
If you order within 1 hour 59 mins
Arrives by Monday, Nov 10
View Cart
Please wait, we try to get a transaction confirmation as soon as possible.
Ready to ship | Fast shipping & Free returns

Overview

Every Starello® product is designed with precision, elegance, and everyday functionality in mind. We curate only premium lifestyle goods to ensure your home and daily life reflect comfort and style.

Experience Cozy Comfort in Any Season

Whether you’re trekking through snow-covered mountains or camping under summer stars, this ultralight 4-season mummy sleeping bag keeps you warm, dry, and comfortable. Engineered for adventurers who refuse to compromise on quality or performance, it delivers reliable protection from the cold while remaining incredibly lightweight and compact. Its high-loft duck down insulation ensures maximum heat retention even in subzero temperatures—ideal for backcountry hikers, winter campers, and anyone who craves warmth on cold nights.

This sleeping bag is perfect for a wide range of outdoor adventures. It performs exceptionally in winter, yet is breathable and adaptable enough for spring and autumn trips. Its extended length fits most adults up to 6.5 ft tall, while the mummy-style design helps trap body heat efficiently, reducing unnecessary cold spots.

What sets this sleeping bag apart is its blend of high-performance features with user-focused design. The water-resistant nylon shell protects against moisture, while the soft inner lining adds a layer of next-to-skin comfort. Its splicing single design allows it to be joined with another sleeping bag, making it versatile for solo or paired adventures. No harsh chemicals are used, so you can rest easy knowing you’re wrapped in clean comfort.

Why You’ll Love It

  • Exceptional Warmth: Comfort-rated between 14°F and -4°F, ideal for winter camping
  • Ultralight and Packable: Easy to carry without adding bulk to your gear
  • Premium Duck Down Fill: Natural insulation with 650 fill power for superior loft and warmth
  • Durable Nylon Shell: Water-resistant and rugged enough for all environments
  • Mummy Design: Retains heat effectively while offering a snug, secure fit
  • Splice-Ready: Connects with another bag for double sleeping comfort
  • Extended Fit: Comfortable for adults up to 6.5 ft tall

Ready for Any Adventure

From alpine trails to forest retreats, this 3-season sleeping bag is built for versatility and endurance. Whether you’re a seasoned backpacker or a weekend explorer, it ensures you’ll stay warm, sleep soundly, and wake up ready for more adventure.

Don’t settle for cold nights or bulky gear—upgrade your outdoor sleep experience today.

h3 class="colored">Details
  • Premium quality, designed for long-lasting use
  • Carefully selected materials
  • Ships from the USA with fast processing
  • Covered by our Starello® Guarantee
Shipping & Delivery

How much does shipping cost?

We are glad to bring our customers great value and service. That’s why we provide fast shipping from our Fulfillment Center in California by UPS and USPS.

What countries are you delivering to?

As of now, we’re delivering to the United States only.

How can I track my parcel?

Once your parcel has left our Fulfillment Center, you will receive an email with a tracking number to monitor your parcel movements.

Can you ship my order to a business address?

Yes, you can write your business address in your order details if it’s more convenient to you.

Can you ship my order to a PO Box address?

Yes, you can select delivery to a PO Box if it’s more convenient to you.

Can you ship my order to APO or FPO military addresses?

Yes, we ship anywhere in the United States, and to all US territories and military APO/FPO addresses.

What happens to my parcel if it is delivered while I’m not there?

Depending on the destination and the package size, your parcel will be left in your mailbox or on your porch, or it may be left with a neighbour.

Our Guarantee

We want you to love your purchase. If you are not 100% satisfied, you may request a return or exchange within 30 days of delivery.

Easy Returns

  • Return items in original condition for a full refund
  • Exchanges available for different sizes or models
  • Fast processing — refunds issued within 5–7 business days

Need help? Contact our support team at support@starello.com.

Can I cancel my order?

All orders can be canceled until they are shipped. If your order has been paid and you need to change or cancel it, please contact us within 12 hours of placing it.

Can I get a refund if something is wrong with my order?

Within 14 days of receiving the parcel, you can ask us for:

  • A full refund if you don’t receive your order
  • A full refund if your order does not arrive within the guaranteed time (1-3 business days not including 1 business day processing time)
  • A full or partial refund if the item is not as described

Full refunds are not available under the following circumstances:

  • Your order does not arrive due to factors within your control (e.g. providing the wrong shipping address)
  • Your order does not arrive due to exceptional circumstances outside our control (e.g. not cleared by customs, delayed by a natural disaster).

All our products are backed with a 14-day money back guarantee. Just send us a message on the Contact Us page and we will refund the purchase price.

Can I return an item for an exchange instead of a refund?

Yes, you can! Kindly Contact Us form to discuss the details with us.

Can I return my purchase?

All our products are backed with a 14-day money back guarantee. Just contact us and we will refund the purchase price.

If you are not satisfied with your purchase, you can return it for a replacement or refund. No questions asked! You only should return it at your expense.

Please contact us first and we will guide you through the steps. We are always ready to give you the best solutions!

Please do not send your purchase back to us unless we authorize you to do so.

Are there any items I can’t return?

Hygiene and our customers’ safety is our top priority, which is why there are specific types of products that can’t be returned such as:

  • Face and body products if opened, used, or have a broken protective seal
  • Underwear if the hygiene seal is not intact or any labels have been broken
  • Swimwear if the hygiene seal is not intact or any labels have been broken
  • Pierced jewellery if the seal has been tampered with or is broken

Customer Reviews

There are no reviews yet

Write a Review

Why Starello™

Uncompromised Quality
Crafted with precision, our collection is built to last—elegant, durable, and timeless.
Curated Selection
Every item is handpicked to elevate your lifestyle with style, function, and refinement.
Exclusive Deals
Unlock premium products at members-only savings, designed to deliver more for less.
FAST U.S.A SHIPPING
Fast, reliable shipping so your order's arrives on time
FREE RETURNS
Shop confidently with hassle-free returns on every purchase.
EXCEPTIONAL CUSTOMER SERVICE
Our support team is here to help you every step of the way.
SAFE PAYMENTS
Enjoy peace of mind with secure and encrypted checkout.
Top

Yay! 10% Off Just for You!

Join our community and enjoy 10% off your first order. Subscribe for exclusive deals!

Shopping cart

×
Verified by MonsterInsights
Starello™ — Shop Smarter. Live Better.