Back with a new design and improved fabrics, Mountain Hardwear's UltraLamina synthetic insulated lightweight UltraLamina bags are built strong and light, making them a great choice for lightweight backpacking.
Engineered to offer maximal warmth and minimal weight
Performance mummy cut is snug, reducing girth, weight, and bulk while maximizing thermal efficiency
Proprietary welded Lamina™ construction enhances loft and eliminates cold spots
Ultralight shell is soft and highly wind resistant
Thermal.Q™ fill is soft, lofty, compressible, and durable
Comfort Footbox follows natural foot position for maximum warmth and comfort
Single #3 3/4-length zipper minimizes weight and still allows for ventilation