Skip to main content
YOU'RE IN. Type to search products by name, brand, or category. Enter an email address to subscribe to updates.
Free tool · no sign-up

Pillow insert size calculator

The insert size that fills a pillow cover’s corners.

How to use it

  1. Measure the cover seam to seam.
  2. Enter width and height.
  3. Buy the insert size it shows for full corners.

More free tools

A general guide. Brands cut and finish differently, so each piece’s own size chart and details win.