420 denier nylon outer shell. 300 grams fiberfill insulation. 70 denier nylon lining. A contoured back and fleece at the withers relieves pressure on shoulders and neck. Shoulder darts create a pocket to prevent rubbing. Nylon belly strap. Surcingles designed for a tight closure and secure fit. Replaceable elastic leg straps stretch to help prevent breaking when the horse gets up. Reflective safety strip for high visibility in low light conditions. Open front with a front closure that features elastic insets that allow the blanket to give in the front for flexion with the horses head movement.