Rubber sole Made using waterproof technology or water resistant treatment uppers with hi-tech seal. Thermal Insole offers temperature regulating technology; absorbing, storing and releasing heat. This smart thermal layer responds to accommodate the naturally changing temperatures of the feet. The Firm Ground Sole offers multi terrain traction and a sticky rubber compound for all round grip and durability. 2.5mm base and 4mm lug height designed to maximise ground feel and grip on everything from wet and dry, rocky and firm terrain. The textured arch provides zonal grip for technical trail movement. The Magna FG is designed to take you from city to summit. Lightweight, flexible and durable, this is outdoor and everyday footwear rolled into one, with a merino-wool lining for natural breathability, odour resistance and mobility. Uncage your feet and go wild in the great outdoors.