What makes this product different: New AERO-STRIPE striped material on the arm sleeves for enhanced aerodynamics. Heat bonded arm sleeve for perfect finish and drag reduction.Premium woven fabrics with water repellent coating to ensure maximum performance and comfort throughout the race. Women’s specific fit and double lined chest panel for coverage. Ergonomic panel design, fit and fabrics designed for temperature control. Extremely high quality, Iron Performance pad by Cytech. Crucial for IM distances. High end Italian leg grippers for maximum comfort and support throughout the race. Large, function pocket design for race day nutrition