The Big Agnes Sleeping bag Sidewinder 20 Regular is a sleeping bag designed for comfortable nights in cool conditions, with a cut and insulation package tailored to the Sidewinder 20 configuration.

• Insulation: Uses 650-fill RDS DownTek™ down insulation to provide dependable warmth with a practical balance of packability and comfort.
• Sleeping Comfort: Sidewinder construction is specifically shaped to improve comfort for people who naturally sleep on their side.
• Model-Specific Fit: The listed length, width, and zip orientation are matched to this exact version of the sleeping bag.
• Practical Ventilation: Zip construction allows easy entry and lets you regulate warmth when conditions change.
• Camp Durability: Shell and lining materials are designed for repeated nights in tents, huts, and travel settings.
• Recommended Use: Suitable for camping, trekking, car camping, huts, and outdoor trips in temperatures appropriate to the model rating.