Long-sleeved T-shirts are an underrated wardrobe staple ... I was able to wear it under jean jackets without too much added bulk. Other features I loved: a side-seam-free torso and wide wrist ...

Next's T-shirts have been receiving rave reviews, with one shopper hailing them as 'like a jumper in themselves'. The Black/White Heavyweight Long Sleeve Crew Neck T-Shirts, priced at £38 ...