Style 9257 Mid rise and full coverage No-fly design Patented chafe proof pouch design wraps around and under you for less friction and adjustments Mesh vents outline the outside of the pouch to improve airflow and breathability Introducing separation underwear that wraps around and under your anatomy with no extra walls or chambers. The Jockey Big Man Chafe Proof Pouch Microfiber Boxer Brief is the ultimate solution to groin sweat, chafing and those annoying, awkward adjustments caused from shifting. The ergonomically engineered, mesh-lined and vented pouch keeps everything comfortably separated and supported for improved airflow and enhanced moisture wicking. Bend, stretch, run or sit while everything stays in place with next-to-zero adjustments.