The BOA 3" AeroPro Split Shorts have a low-profile 2" waistband that is perforated for increased ventilation. The Accelerator Micro Mesh fabric provides 4-way stretch and enhanced breathability. The shorts are also equipped with a copper-infused, ventilated, copper infused, antimicrobial mesh liner for even more airflow. Finally, the short has 2 internal pockets for keys cards or gel.