7.25x12 vs 9x11.5 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 9x11.5 when your item needs more room in the 9x11.5 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

9x11.5 options

• 9 x 11.5" Kraft Self-Seal Stayflats Plus¬Æ Mailers - 100ct Case
  $46.69In stock
• 9 x 11.5" White Chipboard Self-Seal Mailers - 100 Case
  $50.40In stock
• 9x11.5" White Chipboard Self-Seal Mailers - Lightweight & Eco-Friendly, Case of 200
  $89.48In stock
• 9x11.5" White Chipboard Self-Seal Mailers - Professional Protection, 25 Pack
  $17.76In stock
• 9x11.5" Stayflats¬Æ Do Not Bend Mailers - White Paperboard, Case of 100
  $58.60In stock

When to use

• Deciding between 7.25x12 and 9x11.5 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