sirrus 36 coffee Polarised Aura polycarbonate lenses block

Polarised Aura polycarbonate lenses block 100% UVA/UVB/UV400 wavelengths and pass the FDA basic impact test

Incorporates recycled plastics from discarded fishing nets

The legendary Classic Clog

This is a technical base layer that disappears under your outer kit — so you can focus on the mountain

sirrus 36 coffee Polarised Aura polycarbonate lenses blockTop loading capacity for big adventures For the biggest days in the hills or light overnights where you want a traditional lidded pack, the Sirrus 36 delivers, with Osprey's proven AirSpeed suspension. You get a top loading main compartment with buckled closure and fixed top lid, zippered bottom access to a separate collapsible compartment, and removable webbing straps for extra kit. The tensioned mesh backpanel adds comfort and ventilation that gap