Under Armour Ua BGS Speedform Apollo 2 (Big Kid) 100% Synthetic Imported Innovative UA SpeedForm technology delivers zero distraction while running Seamless heel cup with foam collar for a locked-in, anatomical fit Smooth, ultrasonic welding seaming with Bemis tape for next-to-skin support & comfort Perforated upper with ultrasonic seal for durable breathability Protective toecap increases durability