Rite in the Rain FS1 All-Weather Field Sample Envelope (3.87″ x 3.125″), 1,000 Pack, White

Even through pouring rain and mud, these envelopes will survive, keeping your sample safe. Use a pencil or All-Weather Pen to label your envelope with important information, it will be there when you need it. Our recyclable paper not only defends your sample against Mother Nature, but Father Time as well.