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With our convenient Priority Mail Express® and Priority Mail® supplies, get shipments out faster by using a flat rate - no need to calculate your own postage.
Includes Customer's Return Address
12-1/4"(L) x 12"(W) x 6"(H)
5-3/8"(L) x 8-5/8"(W) x 1-5/8"(H)
Priority Mail Stamp | Additional postage required
15"(L) x 9-1/2"(H)
12-1/2"(L) x 9-1/2"(H)
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