STAY COOL PWX VENT panels provide support whilst improving air flow by almost 200%, increasing evaporation of your sweat to keep you at optimal performance temperature. LIGHTWEIGHT & FLEXIBLE SUPPORT Powerful, lightweight PWX fabric with circular knit 360-degree stretch, reduces muscle movement and damage whilst compression boosts blood flow to muscles, improving performance, lowering risk of injury and speeding up recovery. WAISTBAND STORAGE Drawstring waistband for secure fit with zip back pocket providing bounce-free secure storage for phone, cards and keys. QUICK-DRYING High quality, durable, moisture-wicking yarns outlast the competition and keep the skin cool and dry. BE SEEN Signature reflective X logo on thigh provides visibility in low-light conditions.