| Backing Board | 8" x 10" | 9" x 12" | 11" x 14" | 12" x 16" | 14" x 18" | 16" x 20" | 18" x 24" | 20" x 24" | 20" x 30" | 22" x 28" | 24" x 30" | 30" x 40" | 32" x 40" | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Economy | 30¢ | 45¢ | 63¢ | 69¢ | $1.08 | $1.14 | $1.35 | $1.66 | $2.26 | $2.26 | $2.48 | $4.30 | $4.30 | |
| Standard | 51¢ | 77¢ | 82¢ | 95¢ | $1.22 | $1.41 | $2.15 | $2.17 | $3.08 | $3.08 | $3.39 | $4.74 | $4.74 | |
| Archival | $1.03 | $1.03 | $1.75 | $2.03 | $2.60 | $2.99 | $4.58 | $4.61 | $6.56 | $6.56 | $8.71 | $12.17 | $12.17 | |
| Black Foam | 58¢ | 87¢ | $1.25 | $1.45 | $1.86 | $2.14 | $3.28 | $3.29 | $4.69 | $4.69 | $7.73 | $10.32 | $10.32 | |
| Foam | 50¢ | 76¢ | 86¢ | 99¢ | $1.28 | $1.47 | $2.25 | $2.26 | $3.22 | $3.22 | $5.31 | $7.08 | $7.08 | |
| Acid-Free Foam | $1.03 | $1.54 | $1.75 | $2.03 | $2.60 | $2.99 | $4.58 | $4.61 | $8.74 | $8.74 | $10.83 | $14.44 | $14.44 | |
| Acid-Free Self-Adhesive | $1.93 | $2.90 | $3.09 | $3.58 | $4.59 | $5.29 | $8.10 | $8.15 | $15.71 | $15.71 | $15.71 | $17.83 | $17.83 | |
| Easel Back | 30¢ | 45¢ | 63¢ | 69¢ | $1.08 | $1.14 | $1.35 | $1.66 | $2.26 | $2.26 | $2.48 | $4.30 | $4.30 |