White Self-Seal Flat Mailers
Strong chipboard mailers protect photos and documents during shipping.
- Manufactured from lightweight chipboard to save on freight costs.
- No additional stiffeners needed.
- Peel-and-seal closure.
- Pull tab tear strip for easy opening.
Stock Number | Outside Dimensions W x L | Thickness | Quantity Per Case | 1 | 2 | 5 | 10 | 20+ | Add to Cart |
|---|---|---|---|---|---|---|---|---|---|
| RM8SS | 5 1/8 x 5 1/8" | .020 | 200 | $51.07 | $50.18 | $49.28 | $48.38 | $47.94 | |
| RM9SS | 6 x 6" | .020 | 200 | 52.67 | 51.74 | 50.82 | 49.90 | 49.43 | |
| RM1SS | 6 x 8" | .028 | 100 | 36.02 | 35.39 | 34.76 | 34.13 | 33.81 | |
| RM10SS | 7 x 9" | .028 | 100 | 38.22 | 37.55 | 36.88 | 36.21 | 35.88 | |
| RM2SS | 9 x 11 1/2" | .028 | 100 | 49.97 | 49.09 | 48.21 | 47.34 | 46.90 | |
| RM5SS | 9 3/4 x 12 1/4" | .028 | 100 | 53.08 | 52.15 | 51.22 | 50.28 | 49.82 | |
| RM3SS | 11 x 13 1/2" | .028 | 100 | 62.14 | 61.05 | 59.96 | 58.87 | 58.33 | |
| RM4SS | 12 3/4 x 15" | .028 | 100 | 71.01 | 69.76 | 68.52 | 67.27 | 66.65 | |
| RM18SS | 13 x 18" | .028 | 100 | 100.02 | 98.27 | 96.51 | 94.76 | 93.88 | |
| RM7PS | 17 x 21" | .028 | 100 | 127.36 | 125.13 | 122.89 | 120.66 | 119.54 | |
| RM11PS | 18 x 24" | .028 | 50 | 93.62 | 91.97 | 90.33 | 88.69 | 87.87 | |
| RM12SS | 20 x 27" | .028 | 50 | 102.14 | 100.35 | 98.56 | 96.77 | 95.87 | |
| RM27SS | 22 x 27" | .028 | 50 | 124.41 | 122.23 | 120.04 | 117.86 | 116.77 |
Copyright © 2026 Packaging Source Group. All rights reserved.
We use cookies to provide essential site functionality for the shopping cart, login, and security. We also use third-party cookies for analytics and advertising, which require your consent. You can accept all cookies, customize your preferences, or reject non-essential cookies. See our privacy policy for more details.