Miller Titan by Honeywell AC-TB2/3XLBL AirCore Full Body Harness, 2X-Large/3X-Large, Blue Unique breathable, open-core padding technology provides optimal airflow and reduces heat and moisture build-up Lightweight materials and components are selected to reduce fatigue for all-day endurance and increased productivity Patented DuraFlex stretchable webbing provides greater flexibility, mobility and increased comfort Contoured ergonomic padding design minimizes contact around a worker's neck, lower back and inner thighs to reduce chafing and irritation