Clearance Biopod Wolle Zero Sleeping Bag Synthetic Sleeping Bags

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UOG TOP PICK: The “Biopod Wool Zero” is the ideal all-round sleeping bag for trekking, camping, and biking, even in damper conditions. We recommend it for vacations on boats, by lakes and riverbanks, as well as in tropical environments.

At Grüezi bag®, the focus is on the best sleep comfort, which means consistently pleasant sleeping conditions in the sleeping bag and a comfortable cut that provides ample freedom of movement. Grüezi bag® has been awarded multiple times for these features. Simultaneously, we pay attention to lightweight and compact designs

Grüezi Bag says: 

The lavalan® AlmWool used in Grüezi bag® products creates an excellent sleeping climate by supporting our body temperature regulation. Wool can absorb up to 30% of its weight in moisture through its capillaries and, without causing evaporative cooling, can release it back outside. This ensures effective moisture regulation and body temperature control. Even in damp conditions, it retains its warming properties, which no other material can achieve. This is how wool naturally creates a pleasantly comfortable microclimate through its unique climate-regulating properties. Additionally, wool neutralizes unpleasant sweat odors. With AlmWool insulation, the body can save some of the energy-consuming work required for temperature regulation. The saved energy is available for your body’s recovery during sleep!

Grüezi Bag uses wool from sheep in the Alpine region for the fillings of its Biopod product line: robust, natural, biodegradable, and renewable. 

Our Verdict

The Biopod Wool Zero from Grüezi Bag is an extremely versatile and well-designed sleeping bag ideal for a wide range of outdoor adventures in warmer months and on the fringes of spring and autumn. Its unique wool insulation excels at providing excellent temperature and moisture regulation, making this sleeping bag a remarkable choice for various camping environments, ranging from chilly mountain camping to humid tropical regions. It is particularly ideal for those who prefer camping in a bivi bag.

Grüezi Bag’s innovative use of AlmWool – wool sourced from sheep in the Alpine region sets this sleeping bag apart. The Synthdown (100% polyester) offers exceptional warmth, while the wool wicks moisture away. The wool is also naturally odor-resistant.

The Biopod Wool Zero is packed with clever features that maximise comfort and convenience. The adjustable hood with face baffle seals in warmth, while the two-way auto-lock zipper and zipper pockets allow easy access. Handy additions like a pillow insert pocket, foot ventilation, and pre-shaped footbox demonstrate Grüezi Bag’s attention to detail.

Despite using premium natural materials, the Biopod maintains a reasonably lightweight and compact packed size. It’s an investment piece that outdoor enthusiasts will appreciate for its versatility across three seasons of camping, trekking, and adventures on boats by water or in a bivi.

– Reviewed by Ultralight Outdoor Gear

Features

• Adjustable hood: adapts to the shape of the head extremely well
• Face baffle: forms a softer transition of insulation to the face and prevents loss of heat.
• Pillow pocket: Put a piece of clothing, e.g. a fleece jacket, into the pillow pocket to create a pillow that stays in place.
• Inner and external pockets: for valuable items and things you would rather have close by 
• Two-way zip with wide covering: to prevent heat loss through the zip 
• White zip: allows you to find the sleeping bag easily even in the dark 
• Zip retainer tape: to allow the zip to open and close more easily without getting stuck. 
• Innovative foot ventilation system: Thanks to the innovative foot ventilation system, you can place your feet comfortably on the top side of the sleeping bag to allow excess heat to vent. 
• Feater loops (built-in for Feater – The Feet Heater): the waist-high bag with electrical heating can be added to the sleeping bag 
• Highly water repellent: We use the environmentally-friendly German BIONIC-FINISH® ECO impregnation system with ®RUCO-DRY ECO PLUS. 
• PFC free: no perfluorinated chemicals are used.

Specifications

Temperature Rating

Temperature range according to EN 2353

• Comfort: 7°C (44°F)
• Comfort Limit: 2°C (35°F)
• Extreme: -12°C (10°F)

Regular Specs

• Weight: 1280g (excludes storage bags)
  
• Size: 215 x 78 x 50 cm (suitable for a height of 176 cm to 190 cm for normal body types. For individuals with broader statures, the larger sleeping bag variant is recommended starting from 185 cm height).
• Packed size: 18 x 30 cm, compressed 18 x 23 cm.
• Pack volume: 7.5 liters, compressed 6 liters.

Long Specs

• Weight:1463g (excludes storage bags)
  
• Size: 230 x 85 x 60 cm (suitable for individuals with a height of 185 cm to approximately 200 cm of normal build).
• Packed size: 18 x 33 cm, compressed 19 x 26 cm.
• Pack volume: 8.5 liters, compressed 7.5 liters.

Material & Construction

• Outer fabric: breathable and water-repellent ultralight, recycled, and robust 40 Denier 290T nylon (100% polyamide).
• Inner fabric: smooth, breathable, recycled 20 Denier 380T nylon (100% polyamide).
• Filling: 1st layer lavalan® AlmWool made from 85% sheep’s wool, 15% cornstarch (PLA) Ingeo™ – filling weight 60 g/m², 2nd layer Synthdown (100% polyester) – filling weight 100 g/m².
• Material specification: Shell 100% polyamide, 1st layer filling 85% wool/15% polylactide, 2nd layer 100% polyester – contains non-textile parts of animal origin.
• OEKO-TEX® STANDARD 100 certification for all materials used. This label for textiles tested for harmful substances guarantees that the product is safe for health.
• PFC-free: No perfluorinated chemicals are used.
• Impregnation: The sleeping bags are equipped with a permanent water-repellent impregnation based on bio-based raw materials (BeSoDRY-ECO).
• Colors: We use selected BEMACRON dyes from the CHT Group: they are non-toxic to nature and meet Cradle to Cradle requirements and the bluesign® standard.
• Recycled fabrics.

Help & advice:

• The Ultimate Guide to Lightweight Sleeping Bags
• Time-Saver Guide to Choosing a Sleeping Bag
• Our Gruezi Sleeping Bag Range Explained
• About Gruezi Bag and DownWool® Sleeping Bags
• The EN13537 Standard
• All About Down