BOSS 4 Pack Socks in Charcoal. A practical four-pack of regular-length socks crafted from a refined cotton-rich blend, this essential set from Boss are ideal for business wear and provide excellent everyday comfort. Featuring subtle branding towards the cuff and a mix of greyscale colourways, these socks are great for understated luxury with any outfit. Finished with extra reinforcement around common stress zones for great longevity too.