Avery Vinyl File Envelope, 20 Sheet Capacity, Clear, 1 Each (72053) Top flap keeps contents inside safe and dry Vinyl is water-resistant to protect documents Translucent material allows you to easily identify the contents of the envelope Clear vinyl allows you to see the contents of the envelope Sealed on three sides to ensure papers and other items don&#039;t slide out Heavyweight vinyl protects documents against water damage Perfect for passports, papers and other loose items