Our legendary synthetic-insulated, seamless construction Lamina™ family of sleeping bags are back with new shell fabric and Temperlite™ insulation that delivers the same workhorse performance in a dramatically lighter package, without sacrificing durability. Unique Lamina™ construction maximizes the loft of your insulation; eliminates cold spots; and thermally maps insulation to concentrate warmth where you need it most.
Uses: Alpine Climbing, Backpacking, Camping, Mountaineering, Winter Camping
Product Pitch: Synthetic-insulated, seamless construction for extreme conditions, now 10-15% lighter.
Features: 20D polyester ripstop shell fabric is lightweight and compressible with DWR finish|Proprietary, welded Lamina™ construction enhances loft and eliminates cold spots|Temperlite™ insulation provides significant weight reduction without compromising warmth or loft|Standard mummy cut is efficient, warm, and comfortable|Zoned insulation maximizes thermal efficiency and weight saving|Shaped draft collar blocks the escape of warm air from inside the bag|Tailored hood comfortably blocks drafts and seals in warmth|Light and durable, two-way #5 zipper with anti-snag for easy entry, exit, and ventilation|Glow in the dark, reflective zipper pull|Left-hand and right-hand zippers available for zip-together functionality|Nylon compression sack and mesh storage sack included
Product specific Content Asset ID: 260927-3dsb-performanceplusmummy-thermocloud
Benefit: Water Repellent Lightweight Synthetic Insulation
Activity: Alpine Climbing Backpacking Camping Mountaineering Winter Camping
Benefit: Water Repellent Lightweight Synthetic Insulation
Technology: Lamina
Insulation Type: Synthetic
Approx. Weight*: 5 lb 1.1 oz / 2300 g
Insulation: TemperLite™
Insulation Type: Synthetic
Product Class: Synthetic Sleep Systems <10
Activity: Alpine Climbing Backpacking Camping Mountaineering Winter Camping
Is New?: No
Bag Shape: Expedition Mummy
Temperature Rating: -20 F / -29 C
Bag Fill Type: TEMPERLITE™
Draft Protection Features: Shaped Draft Collar
Fabric Shell: 20D Polyester Ripstop 43 g/m². 100% Polyester
Style Variants
Available Colors: Fiery Red
Size Reference for Mountain Hardwear -20F/-29C Sleeping Bag
Available Sizes: Regular
