7.25x12 vs 9.5x12.5 Poly Mailers

Not sure which to pick? Use the Packaging Tools to get a recommendation.

Choose 7.25x12 when your item fits the 7.25x12 footprint. Choose 9.5x12.5 when your item needs more room in the 9.5x12.5 footprint.

7.25x12 options

• 12 x 7.25" Bubble Lined Poly Mailers - Self-Seal Protection, Case of 100
  $28.00In stock
• 7.25x12" Kraft Self-Seal Padded Mailers #1 - Puncture Resistant, Case of 100
  $44.16In stock
• 7.25 x 12" Kraft Self-Seal Padded Mailers #1 - Puncture Resistant, 25 Pack
  $16.07In stock
• 7.25x12" White #1 Padded Mailers Self-Seal Fiber - 100/Case
  $48.42In stock
• 12x7.25" Bubble Lined Poly Mailers, 2 Mil Polyethylene - 25 Pack
  $13.67In stock
• 12x7.25 #1 Self-Seal Nylon Reinforced Mailers - 1000/Case
  $356.35In stock

9.5x12.5 options

• 9.5x12.5" White Tyvek¬Æ Self-Seal Envelopes - Tear & Moisture Resistant, Case of 100
  $48.44In stock
• 9.5x12.5" White Self-Seal Envelopes, 28lb Paper - Case of 500
  $118.45In stock
• 9.5x12.5" Kraft Gummed Envelopes 28lb - Secure Seal, Case of 500
  $126.42In stock
• 9.5x12.5" Kraft Clasp Envelopes 28lb Woven - Reusable, Case of 500
  $145.48In stock
• 9.5 x 12.5" Kraft Redi-Seal Envelopes - Press & Seal, 500/Case
  $175.86In stock

When to use

• Deciding between 7.25x12 and 9.5x12.5 for a new SKU or packaging refresh.
• Cost, protection, and throughput tradeoffs.

When not to use

• Edge cases where neither option fits — check the related guides.

Frequently asked