SIZE NOTE: please check the size on the below and decide your purchase. Please order 1-2 size larger than usual as Asian size smaller than US size. breathable and soft touch which more comfortable and move-freely. FUNCTION POCKETS: Phone pocket design to prevent phone out slipping, keep free movement. back zipper pocket securely stash valuable items like a key and credit card, keep your hands free during activities. CHAFE FREE PROTECTION: 2 in 1 designed with quick dry,lightweight outer layer and breathable lining. for increased breathability which keeps you cool in hot weather. compression short support the private protection, reduce the risk of bruising and protect your legs during activities. ELASTIC WAISTBAND: Gym shorts with elastic waistband constructed, internal draw strings for a personalized fit, easy to adjust and firm support and men's workout running shorts geared for indoor and outdoor wear, running, training, athletic, fitness, hiking and other training activities.