The PUMP Thunder Jockstrap is a part of the Thunder collection, a sporty range of designer underwear by PUMP! with a stand out navy & white design. The Thunder Jockstrap has a navy mesh pouch design with white straps and PUMP! signature designer branding to waistband along with white detailing to complete the look! Designed with a micro-mesh nylon-based pouch, the PUMP Thunder Jockstrap has tiny holes in it, which also helps to ventilate you and keep you cool and dry for longer. Therefore, for anyone with an active lifestyle, the Thunder Jock is Perfect. Whether working out at the gym or for casual day to day wear, the PUMP! nylon base helps to keep you comfortable and make the PUMP Thunder Jockstrap suitable underwear for daily wear or activewear. Additionally, the Jock has a contoured pouch with a vertical seam down the centre of the pouch. Consequently, the Thunder Jock helps to give a little extra support and definition without the need for any additional padding. PUMP! Thunder Jockstrap: 22%25 Spandex 78%25 Nylon VOCLA is an authorized retailer of PUMP! underwear, sourcing directly from PUMP!, guaranteeing authenticity for you See the full range of PUMP Jockstraps . Small: 28-30\", Medium: 31-32\", Large: 33-34\", XL: 35-36\"