[Ultra-lightweight 180g] Sleeping Bag Cover Ultralight Bivy for Hiking and Camping UL Breathable Waterproof 70% Body Heat Retention [Tyvek Material X

⛰️【A Convenient Sleeping Bag Cover】As a sleeping bag cover, it protects against dirt and condensation, and is expected to improve the insulation of your sleeping bag. In warmer seasons, it can be used alone as a summer sleeping bag cover, and it also functions as a pack liner when placed inside a backpack. It also provides peace of mind when brought along for bivouacking in case of emergency. *We recommend using it in combination with a bivouac tent.

⛰️【Breathable Material for All Seasons】Made with DuPont Tyvek fabric from the USA, it achieves breathability, waterproofing, windproofing, and durability. By applying aluminum vapor deposition to the lining, it achieves 70% radiant heat absorption. By balancing breathability and insulation, it keeps the inside of the sleeping bag comfortable. ⛰️【Ultra-Lightweight & Compact】At 180g, this lightweight sleeping bag cover is compact enough for ultralight hiking. It fits neatly into a backpack, reducing the burden on your luggage.

⛰️【Highly Versatile for Various Situations】Suitable for a variety of styles including mountain climbing, hiking, trekking, long trails, ultralight hiking, and canyoning. Ideal for tent camping, mountain hut stays, shelter stays, tarp camping, floorless shelter camping, hammock camping, bivy camping, and wild camping. Also usable in a variety of situations such as camping (solo camping, ultralight camping, backpacking, winter camping), car camping, disaster preparedness, and emergencies.

⛰️【Precautions for Use】*This product is not completely waterproof. *While this product is breathable, internal condensation may occur depending on the usage environment (outside temperature, humidity, perspiration, breath, etc.). *This product is not suitable for use in harsh environments such as winter mountaineering. *This sleeping bag cover is mummy-shaped and not suitable for envelope-shaped sleeping bags. *Thick sleeping bags such as winter sleeping bags, or wide sleeping bags, may not fit this sleeping bag cover. 🏕️【Internal Condensation Prevention】To prevent condensation, you can place an inner sleeping bag between the sleeping bag cover and the sleeping bag, or use it as a sleeping bag liner by placing it inside the sleeping bag. Please try to find the method that works best for you.

⛰️【Specifications】Shape: Mummy type Material: High-density polyethylene nonwoven fabric (Tyvek) + aluminum vapor deposition Size (approx.): Length 203cm x Width 76cm Storage size (approx.): Length 20cm x Width φ9cm Weight (approx.): 182g (Main body: 175g Storage bag: 7g) 🏕️OUTBEAR products are planned, developed, sold, and supported by a Japanese manufacturer. 30-day return and refund policy applies after purchase. We will promptly address any questions or defects after purchase.