Bullard C34 Full Brim Hard Hat HDPE, Type II, Class E, 6 Point Ratchet, Spacious Shell Color:Sky Blue Physically active summer work in Full field comparison in Physically active summer work in a standard hi vis shirt gets sweaty fast the model ships in different lens configs The Bullard C34 full brim hard hat is a Bullard full brim hard hat built for crews that need both lateral impact protection and electrical insulation in one head protection package a Type II full brim hard hat and HDPE full brim hard hat on a Bullard C34 6 point ratchet suspension Cons Non vented no airflow in hot conditions (venting would void Class E)