4 635" x 7.25 Field Flex Standard Book Red Cross - Keystone Thumb

- Keystone Thumb

- Audience Size: Up to 100

sewn bound books meet U

- Non-Slip Nose Piece

- Continuous Operating hours: 6 Hrs

4 635" x 7.25 Field Flex Standard Book Red Cross - Keystone ThumbField Flex is our most flexible cover material. The paper based stock is tough enough to withstand the harshest and wettest conditions yet can be torn like heavy paper. As it?? s paper based, it can be recycled with other papers. These are some of the best "pocket" books as the covers will conform to your shape in very little time. Perfect bound books are made by grinding the ends off folded sheets (called signatures) then gluing them to a cover