ATEPA PROMOTER 850 Ultralight Down Mummy Sleeping Bag | 850g 650FP Coldmaster(TM) Down, 17.6degF Limit Rating, 20D Nylon Shell

Full Product Description (From the manufacturer)

850 Grams of Premium Down. Serious Warmth. Remarkably Light. Meet the ATEPA PROMOTER 850-the ultralight mummy sleeping bag engineered for campers who demand premium insulation without the bulk. Filled with 850g of 650FP Coldmaster(TM) white duck down (90/10 ratio) , this bag delivers reliable warmth for cold-weather camping, alpine treks, and winter expeditions. Weighing just 3.64 lbs (1.65 kg) and compressing to 15" x 9" (38 x 23 cm) , it packs down small for backpacking while providing generous 82.68" x 37.4" (210 x 95 cm) of sleeping space. The 20D 400T high-density nylon shell and lining are down-proof treated with water-repellent Grade 4 finish, keeping moisture out while preventing feather leakage. The mummy shape hugs your body to eliminate dead air space, while the 3D chest baffle, draft tube, and adjustable hood lock in heat. A YKK self-locking zipper won&';t slip down overnight. Two compression sacks (square + quad-compression) reduce packed size, and the included mesh storage bag protects the down between trips. Cold-rated to -8AdegC (17.6AdegF) limit, the PROMOTER 850 is your ticket to warm, comfortable nights in the backcountry. Key Features 850g 650FP Coldmaster(TM) White Duck Down (90/10) - Premium fill provides exceptional warmth-to-weight ratio. Lofty, compressible, and naturally breathable for cold-weather comfort. 17.6AdegF (-8AdegC) Limit Temperature - ISO-certified rating for serious 3-season and early winter camping. Comfort rated to 30.2AdegF (-1AdegC). Ultralight at 3.64 lbs (1.65 kg) - Lightweight enough for backpacking without sacrificing warmth. Compresses to 15" x 9" for easy packing. Ultra-Light 20D 400T Nylon Shell & Lining - High-density down-proof fabric with Grade 4 water-repellent treatment. Lightweight, soft, and moisture-resistant. Spacious Single-Person Mummy Shape - 82.68" x 37.4" (210 x 95 cm) gives you room to turn comfortably while maintaining heat efficiency. Contoured fit eliminates cold pockets. 3D Chest Baffle & Draft Tube - Vertical baffles at the chest prevent down migration. Full-length zipper draft tube blocks cold air infiltration. Adjustable Hood with Drawcord - Cinches down around your head and face. Retains body heat where you lose it most. YKK Self-Locking Two-Way Zipper - Premium zipper won&';t slide down overnight. Anti-snap guard prevents fabric snags. Inner and outer pulls for easy venting. Internal Security Pocket - Zippered pocket for phone, headlamp, or wallet. Keeps essentials safe and within reach. Ergonomic Foot Box - Trapezoidal shape follows natural foot position. Extra room for toe movement without wasted space. Dual Compression Storage System - Includes quad-compression sack for backpacking + standard square stuff sack + mesh storage bag for long-term down protection. Contrast Color Design - Unique two-tone aesthetic adds a modern, stylish touch to technical performance. Technical Specs Capacity: 1 Person (Wider than standard) Temperature Rating (ISO): Comfort 30.2AdegF (-1AdegC) | Limit 17.6AdegF (-8AdegC) | Extreme -14.8AdegF (-26AdegC) Unfolded Size: 82.68" L x 37.4" W x 25.6" Foot (210 x 95 x 65 cm) Packed Size: 15" L x 9" Diameter (38 x 23 cm) Weight: 3.64 lbs (1.65 kg) Shell & Lining: 20D 400T Nylon Taffeta - Down-Proof, Water-Repellent Grade 4 Fill: 850g Coldmaster(TM) 90/10 White Duck Down - 650 Fill Power (US Standard) Zipper: YKK Self-Locking Two-Way with Anti-Snap Guard Shape: Mummy with Contoured Hood, 3D Chest Baffle, Ergonomic Foot Box Included: Sleeping Bag, Quad-Compression Sack, Standard Square Sack, Mesh Storage Bag Perfect For: Cold-Weather 3-Season Camping Early Winter Backpacking Alpine Treks & High-Altitude Expeditions Car Camping & Overlanding Side Sleepers (extra width allows comfortable turning) Down Enthusiasts Who Demand Premium Fill 850g of 650FP down. 3.64 lbs total weight. 17.6AdegF limit rating. The PROMOTER 850 delivers serious warmth for serious cold-without the serious weight. Add to Cart - Sleep Warm in the Backcountry