Versatile insulation for backcountry sleep systems

The Exped Flex 3R Folding Sleeping Mat is a closed cell foam mat designed for dependable insulation and versatility in changing conditions. With a generous  1.5 inch foam thickness, it offers comfort for standalone use while also adding warmth and puncture protection when paired with an inflatable sleeping mat. The folding design allows fast setup and tidy packing for attachment to a backpack or bike. Made from closed cell IXPE foam and free from DWR treatments, the Flex 3R performs reliably in cold conditions and supports efficient sleep systems across three season and extended use.

Features

• Extra thick 1.5 inch foam for improved insulation from cold ground
• Closed cell construction suited to rugged outdoor use
• Folding design for rapid deployment and packability
• Suitable for standalone use or layering under inflatable sleeping mats
• Adds warmth and puncture protection to lightweight air mats
• Made from eco conscious IXPE foam
• Well suited to backpacking and bikepacking sleep setups

Specifications

• R-Value: 2.8
• Temperature Rating: -5°C
• Thickness: 3.8cm
• Material: Closed cell IXPE foam

Size and Weight