Ideal to reinforce the corners and improve stacking strength, preventing damage. 
White Laminated Cardboard.
 
EDGE BOARD PROTECTORS: 84" & 48" length or cut to size. 
          - 2" x 2" x .090 x 84" 
          - 2" x 2" x .225" x 48"
Sold per unit
Cut to size
 
CORNER STRAPPING PROTECTORS:
         - EP221625 - 2" x 2" x  .160  x 2.5" (1000/cs)
         - EP221025 - 2" x 2" x  .120 x 2.5"  (1800/cs)
Sold per case
 
More sizes and specs available upon request
See also Plastic/Cardboard, or Frame Corner Protectors or Foam