| 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¢ | 46¢ | 64¢ | 70¢ | $1.10 | $1.16 | $1.37 | $1.68 | $2.29 | $2.29 | $2.52 | $4.36 | $4.36 | |
| Standard | 52¢ | 78¢ | 83¢ | 97¢ | $1.24 | $1.43 | $2.19 | $2.20 | $3.13 | $3.13 | $3.44 | $4.81 | $4.81 | |
| Archival | $1.34 | $2.01 | $2.14 | $2.48 | $3.18 | $3.66 | $5.62 | $5.64 | $8.04 | $8.04 | $8.84 | $12.35 | $12.35 | |
| Foam | 51¢ | 77¢ | 87¢ | $1.01 | $1.29 | $1.49 | $2.28 | $2.29 | $3.27 | $3.27 | $5.39 | $7.18 | $7.18 | |
| Black Foam | 59¢ | 89¢ | $1.27 | $1.47 | $1.89 | $2.17 | $3.33 | $3.34 | $4.76 | $4.76 | $7.85 | $10.47 | $10.47 | |
| Acid-Free Foam | $1.04 | $1.30 | $1.78 | $2.06 | $2.64 | $3.04 | $4.65 | $4.68 | $6.66 | $6.66 | $10.99 | $14.65 | $14.65 | |
| Acid-Free Self-Adhesive | $1.96 | $2.63 | $2.94 | $4.12 | $4.51 | $7.06 | $7.45 | $8.83 | $10.79 | $10.79 | $14.71 | $25.50 | $25.50 | |
| Easel Back | 30¢ | 46¢ | 64¢ | 70¢ | $1.10 | $1.16 | $1.37 | $1.68 | $2.29 | $2.29 | $2.52 | $4.36 | $4.36 |