Knox Cold Killers Sport pants are the perfect windproof under trouser with warmth & breathability exactly where you need it. A slim but relaxed style combining stretch softshell with a windproof membrane & a soft, warm, Velboa fleece interior & 3D fleece built in at the back of the legs for extra breathability during periods of activity. Works on the bike, or for other activities like walking & cycling & is part of the Knox Layering System. Features Made in the UK Part of the KNOX Cold Killers BLUE collection Full windproof front Windproof around the lower back to stop draughts Breathable back of the legs to stop overheating High performance 10k/10k membrane combined with stretch softshell Super soft ribbed elastic waist Water resistant Machine washable Features high-end subtle branding. Unisex fit