# Priority Mail Flat Rate

Save up to 25%  
⏱️ Delivered in 2 to 3 business days  
💥 $100 insurance included for free

You could save up to 63% by NOT using Priority Mail Flat Rate! Priority Mail Flat Rate Envelopes and the Small Flat Rate Box are incredible deals, but otherwise it can be cheaper to ditch the free packaging and use your own packaging instead of paying a premium.

[Get a FREE rate quote](/content/rates/index.html)

## MAX DIMENSIONS

**Must use "Flat Rate" packaging**  
**Max Weight:** 70 pounds  
📦 Flat Rate is only cheapest sometimes