The Navigator Series rain gear offers strong, durable, and lightweight options for your work day. The 550BP is a lightweight bib-style rain pant constructed of strong and durable polyurethane / nylon fabric. This PU/Nylon material is light in weight, however it is very durable, strong, and comfortable. The 550BP features a snap fly front and take up snaps at the waist and ankles. Other features include full elastic suspenders that allow for better comfort and ease of movement and easy release suspender straps. Find your way with Navigator rain jackets and rain pants. If you are looking for the best rainwear options, look no further than MCR Safety! Limited flammability, NOT intended for use as protection against ARC Flash or Flash Fire.. For more information on Limited Flammability, Click Here.