Reboot your knitwear with the latest men’s jumpers – from classic crew-necks to chunky roll-necks, we’ve got all the must-have styles to layer up. Step out in men’s cardigans made from premium lambswool, putting the finishing touch to outdoorsy outfits. Whether you’re staying cosy in the office or keeping warm en route to the gym, choose from sporty stripes, colour-blocked patterns and sleek solids