Men's Boxer Shorts Plain Navy Seamless Invisible under clothing Ultra-thin, breathable material Ceravida Fresh Anti-Odour Treatment, Chemical Free. Designed for ultimate comfort and seamless wear, these boxer shorts are crafted from an ultra-thin, breathable material. They feature Ceravida Fresh Anti-Odour Treatment for lasting freshness, and are completely chemical-free. Invisible under clothing, they offer a smooth, comfortable fit.