Built from our durable duck canvas for a classic workwear look. The boys’ duck shirt jacket offers plenty of comfort and utility with its secure chest pockets, hidden side seam pockets, convenient snap front closure, weather-resistant exterior, and cozy quilted interior lining for added warmth.Built from our durable duck canvas for a classic workwear look. The boys’ duck shirt jacket offers plenty of comfort and utility with its secure chest pockets, hidden side seam pockets, convenient snap front closure, weather-resistant exterior, and cozy quilted interior lining for added warmth.