Staples Self Seal Kraft Catalog Envelopes, 10"L x 13"H, Brown, 100 Box Pelican This desk boasts a built in Color:Neon Yellow This desk boasts a built in three shelf bookcase 5" x 11" (US letter) Length in Inches: 11 Material of Item: Paper Number of Holes Punched: 3 Number of Sheets Per Pack: 20 Number of Tabs in Set: 1 5 Pack Qty: 4 Post Consumer Recycled Content: 20% Recycled: Yes Series or Collection: Big Tab Tab Type: Printable Total Recycled Content: 20% True Color: White Width in Inches: 9 so they're thick enough to prevent papers from getting damaged or bent while being shipped com Envelope Closure: Self Seal Envelope Flap Style: Square Envelope Material: Kraft Envelope Number: Nonstandard Envelope Pack Size: 100 Per Pack Envelope Paper Finish: Smooth Envelope Size: 10" x 13" Envelope Type: Catalog Envelope Window Location: None Height in Inches: 13 Next Day Delivery: Yes Pack Qty: 100 Paper Weight in Pounds: 28 Post Consumer Recycled Content: 20% Recycled: Yes Security Tint: Untinted Total Recycled Content: 20% True Color: Brown Width in Inches: 10