Thermarest's TwinLock valves. The Topo Luxe is constructed from durable 50 denier Polyester and uses 2. Even with the added thickness, Therm-A-Rest have still been able to maintain lightweight and compact portability traits for the Topo Luxe.
This Thermarest Neoair Topo Luxe XL Sleeping Mat is ideal for camping enthusiasts and outdoor enthusiasts who desire a durable, waterproof, and breathable sleep surface while hiking, backpacking, or outdoor activities.
