SIM Ultra 3.8 Packing Cubes UPF 40 fabric shields against

UPF 40 fabric shields against harmful UV rays

Molded back panel for comfort

and moisture-wicking fabric for warmth and comfort

The Gradient Beanie features boiled merino wool for ultra-soft warmth

SIM Ultra 3.8 Packing Cubes UPF 40 fabric shields againstThe SIM Ultra 3. 8 is a lightweight self inflating sleeping mat designed to balance comfort, insulation, and packability. Strategically cored foam construction reduces weight and packed size without sacrificing support, while the recycled ripstop outer fabric delivers durability in a lightweight design. Self inflating foam insulation provides a flat, comfortable sleeping surface and reliable protection from cold ground, making this mat a practical and