The Rab Exosphere 3.5 Self Inflating Sleeping Mat (665g) is a self-inflating sleeping mat with foam insulation. Made for warmer conditions, its low weight and pack size make it ideal for all kinds of adventures, from bivying to trekking. 

Features:

• Self-inflating X-Core™ system is quick and easy to use
• X-Core™ Foam Technology with weight-saving honeycomb construction boosts warmth, support and comfort
• R-Value: 3.4
• Thickness: 5cm
• A hybrid rectangular shape allows various comfortable sleeping positions
• Low profile two-way valve for easy inflation and deflation
• Roll-away stuff sack with the repair kit included
• Fluorocarbon-free DWR repels moisture

Tech Specs:

• Fabric Main: 20D Recycled polyester outer fabric with internal TPU coating and fluorocarbon-free DWR
• Insulation: X-Core™ Insulation (Polyurethane open cell foam)
• Weight: 630g
• Dimensions: Regular 183x5cm. Large 196x64cm