SunTherm™ MS300 Synthetic Sleeping Bag 45.9°F / 7.7°C

SunTherm™ MS300 Synthetic Sleeping Bag 45.9°F / 7.7°C

$59.99

Lightweight & 7.7°C Comfort Rating: Weighs only 1.63kg, with a 7.7°C comfort temperature—perfect for mild summer nights and spring camping.
SUNDOUCE Thermal Fill: 900g of 100% polyester fiber with SUNDOUCE thermal technology for breathable, moisture-wicking warmth.
Skin-Friendly & Breathable: 210T Pongee outer with A-grade inner lining for a soft, airy feel.
2-in-1 & Spliceable Design: Full unzipping for blanket use, plus left-side zipper for splicing two bags into a double.
Compact & Machine Washable: Packs down to Ф25 × 40cm; fully machine washable for easy care.

Color

Opening

Clear

Free U.S. delivery · No order minimum
Processing: 1–3 business days
Estimated total delivery: 5–8 business days · 30-day returns

SKU: N15-10-44B2AC940926 Category: Sleep Systems

Need help choosing? Email our team

A CLOSER LOOK

Made for your everyday.

Experience the lightweight comfort of the Naturehike MS Series MS300 Envelope Sleeping Bag. Weighing just 1.63kg and featuring a 7.7°C comfort temperature, it’s ideal for summer camping, glamping, and indoor use. Made with skin-friendly 210T Pongee fabric and premium SUNDOUCE polyester fill, it offers excellent breathability and moisture resistance. The fully openable design and left-side zipper allow for versatile use and easy splicing into a double sleeping bag. Machine washable and compact, the MS300 is your perfect all-season companion.
Key Features:
Lightweight & 7.7°C Comfort Rating: Weighs only 1.63kg, with a 7.7°C comfort temperature—perfect for mild summer nights and spring camping.
SUNDOUCE Thermal Fill: 900g of 100% polyester fiber with SUNDOUCE thermal technology for breathable, moisture-wicking warmth.
Skin-Friendly & Breathable: 210T Pongee outer with A-grade inner lining for a soft, airy feel.
2-in-1 & Spliceable Design: Full unzipping for blanket use, plus left-side zipper for splicing two bags into a double.
Compact & Machine Washable: Packs down to Ф25 × 40cm; fully machine washable for easy care.
Product Specifications:
Specification
MS100
MS300
MS500
Open Size
220*80cm
220*80cm
220*80cm
Packed Size
Φ15*38cm
Φ25*40cm
Φ32*40cm
Weight
~0.96kg
~1.63kg
~2.39kg
Fill Weight
~300g
~900g
~1500g
Fabric
210T Pongee 100g/m² Peach-Skin

Product specifications

Lightweight & 7.7°C Comfort Rating	Weighs only 1.63kg, with a 7.7°C comfort temperature—perfect for mild summer nights and spring camping.
SUNDOUCE Thermal Fill	900g of 100% polyester fiber with SUNDOUCE thermal technology for breathable, moisture-wicking warmth.
Skin-Friendly & Breathable	210T Pongee outer with A-grade inner lining for a soft, airy feel.
2-in-1 & Spliceable Design	Full unzipping for blanket use, plus left-side zipper for splicing two bags into a double.
Compact & Machine Washable	Packs down to Ф25 × 40cm; fully machine washable for easy care.
Specification	MS100; MS300; MS500
Open Size	22080cm; 22080cm; 220*80cm
Packed Size	Φ1538cm; Φ2540cm; Φ32*40cm
Weight	~0.96kg; ~1.63kg; ~2.39kg
Fill Weight	~300g; ~900g; ~1500g
Fabric	210T Pongee 100g/m² Peach-Skin
Brand	Naturehike
Materials	Fabric: 210T Pongee 100g/m² Peach-Skin
Colors	Grey, Brown, Green

SunTherm™ MS300 Synthetic Sleeping Bag 45.9°F / 7.7°C — detail 1 — A closer look at the details

SunTherm™ MS300 Synthetic Sleeping Bag 45.9°F / 7.7°C — detail 2 — Explore the product from another angle

SunTherm™ MS300 Synthetic Sleeping Bag 45.9°F / 7.7°C — detail 3 — Details to help you choose

Additional information

Weight	N/A
Color	Grey, Brown, Green
Opening	Left, Right

Choosing, using and caring for your product

Plan around the conditions you expect and the space you need. Compare actual shelter dimensions, sleeping specifications and packed size; prepare appropriately for weather and terrain.

Read the instructions supplied with your item before first use. Check the components and fitting requirements, and follow the care guidance for the listed materials. Keep the product instructions for future reference.

If a specification is not listed or you need help with a particular application, contact our team before ordering.

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A few helpful answers

Where do you deliver?

We deliver within the United States. Standard U.S. shipping is free, with no minimum order amount.

When should I expect my order?

Order processing takes 1–3 business days. Estimated total delivery is 5–8 business days from order placement, including processing and carrier transit. See our Shipping Policy for delivery details and how to contact us about an order.

Can I return an item?

You can request a return within 30 days after delivery. Contact us before returning an item so we can provide the correct instructions. Approved refunds are expected to reach the original payment account within 2–4 business days after approval and issuance. See the Return & Refund Policy for the full conditions.

How do I choose the right option?

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