Terms of Use

Last updated: September 30, 2026.

Acceptance of these terms

By using this website you agree to these terms. If you do not agree, please do not use the site.

What this site provides

This site is a free worksheet. It checks whether items fit a box and computes dimensional weight under the published USPS dimensional-weight rule, from dimensions and weights you enter.

Estimates only

All results are estimates for planning. The dimensional-weight rule is applied as published (volume threshold 1,728 cubic inches, divisor 139, rounded up), excluding Flat Rate, Cubic, nonrectangular parcels and special pricing. Verify current USPS standards and your specific rate before shipping.

No warranty

The site is provided "as is" and "as available", without warranty of any kind, express or implied, including accuracy, completeness, reliability or fitness for a particular purpose.

Limitation of liability

To the fullest extent permitted by law, we are not liable for any loss or damage arising from your use of this site, including decisions made using its estimates.

No affiliation

This site is an independent tool and is not affiliated with, endorsed by, or connected to the United States Postal Service. USPS and related marks belong to the United States Postal Service. The site holds no live USPS prices or checkout.

Third-party content and advertising

The site may link to other websites and may show ads from third parties. We are not responsible for their content or practices.

Contact

Questions about these terms? Email atzmonpersonalassistant@gmail.com.

General

These terms are governed by the laws of the State of Israel, and the courts of Israel have exclusive jurisdiction over disputes arising from them or from your use of the site. Nothing in these terms removes rights that your local law gives you and that cannot be waived by agreement. If part of these terms is found unenforceable, the rest still applies.

Changes

We may update these terms at any time. The current version will always be posted on this page.