Use Pen+Gear White Card Stock (100 sheets) to create sturdy and professional-looking posters invitations cards and more! This card stock is the perfect choice for your home office and school projects. It is compatible with inkjet and laser printers copiers and desktop cutting machines and it is acid and lignin free preventing the card stock from discoloring over time. Pen+Gear White Card Stock is Sustainable Forestry Initiative® (SFI®) certified and is sourced from North American suppliers that are committed to sustainable forestland management.