These cotton-rich trunks will see you through the day in comfort. Regular cut, with Lycra® for an improved fit and handy keyhole openings. Cool & Fresh™ keeps you cool with a protective antibacterial finish. StayNew™ keeps them looking new. All of the cotton for our clothing is sustainably sourced and always will be. M&S Collection: easy-to-wear wardrobe staples that combine classic and contemporary styles.