Water-resistant redrope stock also resists dirt and finger oils. Extra-wide design allows top tab folders to fit neatly inside without bulging out the sides. The gusset is fully lined with tear-resistant Tyvek® and features special rollover reinforcement at the top. The gusset extends into front and back panels twice as far as standard expanding wallets for super Tuff bonding strength.Tyvek® reinforced protective flap with elastic cord closure. Expandable File Folder Type: Elastic Cord Closure Wallet; File Folder Type: N/A; Global Product Type: Expandable File Folders-Elastic Cord Closure Wallet; Size: N/A.