M&S Men's Pure Cotton Cool & Fresh Trunks 5 Pack, Black, Size SThese pure cotton trunks are a comfortable choice of men's underwear, crafted with M&S' Cool & Fresh technology that draws moisture away from the skin. Offering you better value without sacrificing quality, they come with five pairs and are a brilliant way to stock up your underwear drawer. All of the cotton for M&S' clothing is sustainably sourced and always will be. Machine washable Tumble dry 100% cotton (exclusive of trimmings)