Embrace the Outdoors with Naturehike
Naturehike products are crafted with precision and durability, trusted by outdoor enthusiasts worldwide. Enjoy unparalleled quality and comfort on every adventure.

Breathable Fabrics

Robust and Durable

Stay warm and comfortable in any outdoor adventure with the RM Hooded Envelope Cotton Sleeping Bag by Naturehike. Designed for versatility and performance, this sleeping bag combines 670FP high-loft down with high-quality synthetic cotton to provide exceptional warmth and durability. The envelope-style design with a hood ensures maximum heat retention, while the water-repellent fabric and YKK zippers add durability and weather resistance. Whether you're camping, hiking, or traveling, this sleeping bag is your reliable companion for a cozy and restful sleep.
Dual-Layer Insulation: Features 670FP duck down on top for superior warmth and synthetic cotton at the bottom to prevent heat loss, even when compressed.
3D Baffle Design: The independent baffle construction ensures even distribution of down, eliminating cold spots and enhancing overall warmth.
Water-Repellent & Breathable: Made with 20D 400T nylon fabric, it offers a soft, skin-friendly feel while effectively repelling moisture and maintaining breathability.
Windproof Hood & Collar: Equipped with a double-layer windproof design at the hood and collar to block cold air and retain heat.
Durable & Convenient: Features YKK zippers and Duraflex buckles for smooth operation and long-lasting performance. The compact storage size makes it easy to carry on your adventures.
Feature | RM40 Model | RM80 Model |
---|---|---|
Fill Material | Top: 670FP Duck Down Bottom: Synthetic Cotton (150g/m²) |
Top: 670FP Duck Down Bottom: Synthetic Cotton (150g/m² x 2 layers) |
Fill Weight | Down: 180g (M) / 200g (L) Cotton: 345g (M) / 375g (L) |
Down: 360g (M) / 400g (L) Cotton: 750g (M) / 825g (L) |
Weight | 860g (M) / 940g (L) | 1350g (M) / 1500g (L) |
Dimensions (Open) | M: 180×75 cm (+30 cm hood) L: 190×80 cm (+30 cm hood) |
M: 180×75 cm (+30 cm hood) L: 190×80 cm (+30 cm hood) |
Packed Size | M: ф20×32 cm L: ф20×36 cm |
M: ф25×34 cm L: ф25×38 cm |
Material | Shell: 20D 400T Nylon (Water-Repellent) Lining: Soft Nylon |
Shell: 20D 400T Nylon (Water-Repellent) Lining: Soft Nylon |
Zipper | YKK Zippers | YKK Zippers |
Color | Light Gray | Light Gray |
All-Season Warmth: The combination of 670FP down and synthetic cotton ensures warmth in cold weather and durability in damp conditions.
Comfortable & Functional: The envelope design, 3D baffles, and windproof hood provide a comfortable and secure sleep experience.
Durable & Portable: High-quality materials and compact storage make it ideal for outdoor enthusiasts who value performance and convenience.
The RM Hooded Envelope Cotton Sleeping Bag is the perfect choice for campers and travelers seeking warmth, comfort, and reliability. Whether you're braving the cold or enjoying a mild night outdoors, this sleeping bag ensures a cozy and restful sleep.
Your order will be processed within 2 business days once payment is received.
The transit time for your order will range from 2 to 7 business days after processing.
Upon processing your order, you will receive a notification containing the tracking number.
If you have any questions, please feel free to contact us at support@naturehike.com.
We Believe in What We Build
At NATUREHIKE, we understand the importance of reliable gear in the backcountry. That’s why our products are engineered to meet the highest quality standards and rigorously tested before reaching you.
Return & Exchange
Conditions of return
Warranty
If you encounter an issue covered by the NATUREHIKE Limited Warranty, please contact our team for assistance. We’re here to help you get started.
Naturehike products are crafted with precision and durability, trusted by outdoor enthusiasts worldwide. Enjoy unparalleled quality and comfort on every adventure.