Heavy Duty Translucent Vinyl Envelope 30" x 42" by Alvin
The .13 mil thick vinyl and waterproof zip top closure protects valuable documents from dirt dust and moisture. Great for commercial or marine applications. Notations can be made on the translucent vinyl covers by using a grease pencil or water-based felt pen and wipes clean with either a dry cloth or soap and water. Perfect for business contractors architects pilots surveyors engineers builders navigators artists and more.