Technology Overview

Shadowlite™

Utilizing lightweight, durable Shadowlite™ fabric, The North Face® Expedition down sleeping bags allow internal moisture vapor to escape while preventing water molecules from penetrating inward.

Shadowlite™ Ripstop 2-Layer HyVent Fabric:
• 100% nylon
• 1.9 oz/yd² (66 g/m²)
• 30D ripstop weave
• Lightweight and packable
• Downproof and windproof
• Highly breathable
• Durable Water Resistant (DWR) finish

Shadowlite™ SL™ Ripstop Fabric:
• 64% nylon, 36% polyester
• 1.7 oz/yd² (49 g/m²)
• 33Dx20D cross-tie weave
• Lightweight and downproof
• Durable Water Resistant (DWR finish