Recommended price: £140 Weight: 300g (women’s size 10) Sheffield based Rab has a 30 year history of making quality climbing and walking gear and this latest piece of lightweight insulation adds to their record of innovation. The first thing to strike you about the Alpha Flux is the very soft feel of the outer material and the weird exposed panels of fleecy insulation on the inside. It’s best worn as an outer layer on cool days but its neat fit and high wicking ability means its also useful as a midlayer – on breezy days I’ve been happy wearing it…