Stay Cool Under Pressure Fox’s Defend Short Sleeve Jersey will keep you cool under the toughest conditions. The fabric will wick moisture away from your body and dry quickly, keeping your temperature just right. You’ll be able to concentrate on the trail at hand wearing this mountain bike jersey, improving your performance. Reason 1 to buy this jersey. Fox Breathability Powered by a cooling fabric, the Defend Short Sleeve Jersey dries rapidly and provides great breathability. The fabric surface is engineered to increase airflow, reduce friction, and dissipate heat. The fabric feels pleasant to wear, and the neck is a comfortable design too, the short sleeves will protect your upper arms from the odd brush with nature, and also extra ventilation for those really hot days. Fox Tough Off-Road Apparel For added rider protection, this super-efficient technology is combined with strategically placed, abrasion-resistant zones to protect you and the garment from trail-related wear and tear. The fabric feels pleasant against the skin and the sleeves are soft, flexible and tough enough to tackle the roughest trails. Stylish Fox’s Defend jersey comes in a wide range of sizes and colours so that there’s something to suit every rider.