XL fits shoe size 13-16 Crew Height: Classic sock height at 7 " above the ankle To keep feet cool and dry, this Fusion Basketball sock sports a custom blend of moisture-wicking fibers and a mosaic of seamless mesh panels. Stance's Saw Tooth cushioning uses an articulated footbed to provide strategic padding and to enhance traction and airflow. Blender features targeted cushioning at the ankle and around the fifth metatarsal.