Constructed with a combination of perforated and non-perforated top grain drum dyed leather (1.2-1.4 mm) CE approved knee armor and soft hip armor Triple and double stitched with high strength, bonded nylon thread Accordion style expansion panels at knees and waist for increased flexibility and a performance fit Heavy duty, 600 denier stretch nylon panels in the inseam and calves for ease of movement Pre-curved knees for comfort and performance in the riding position Mesh lining throughout enhances air circulation and comfort Features a full-circumference and 8 inch pant to jacket attachment zipper with the jacket sides included