Easy access to information you need every day - 10 sleeves display up to 20 letter-size sheets Easy-load, crystal-clear protective sleeves prevent any creasing or tearing of inserted documents Easily expandable up to 60 sleeves using 10-sleeve Add-on Modules (sold separately) Glare-free document sleeves made of polypropylene allow easy reading Included hardware: sturdy plastic wall bracket, wall anchors and screws for mounting