Under Armour Speedform Gemini 2.1 Running Shoe - Mens Overcast Gray/Stealth Gray, 11.0 Mesh Imported Small Holed Mesh - For enhanced ventilation. SpeedForm Technology - Delivers an unprecedented precision fit for unrivalled comfort and no distractions. Ultrasonic Welded Seaming With Bemis Tape - Ensuring next-to-skin support and comfort. Embedded Sockliner - For added cushioning, moisture-wicking and seamless comfort. Dual-Layer Charged Cushioning - Delivers the perfect cushioning and energy return for optimal performance.