The Men's Arcteryx Motus SL Boxers are part of Arc'teryx's new Base Layer line in the Super Light weight. The superlight silkweight Phasic FL fabrics technology speeds dry times, improves moisture transfer, stretches and is super comfortable next to the skin. A gusseted crotch adds freedom of movement, flatlock seam construction helps reduce chafe, and a DAO finish mitigates odour. * Moisture-wicking * Phasic FL fabric has a soft hand, stretch and incredible moisture management * DAO (Durable Anti Odour finish) * Flatlock construction improves next-to-skin comfort * Gusseted crotch for comfort and freedom of movement