DuPont™ Tyvek® 500 HV Coverall. Ergonomic-protective design. Respirator Fit Hood. Elastic Wrists and Ankles. Elastic Waist, Serged Seams. Tyvek® zipper and flap. Fluorescent orange with grey retroreflective material. Retroreflective bands form a symmetric "X" on the back of the coverall to distinguish rearward and forward orientation of the wearer.