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File Prep

Getting the spine width right on your perfect bound book can be tricky. But it doesn't have to be—with our Spine Width Calculator, simply enter your book's specs, and we'll deliver precise spine and cover measurements instantly, bleed included. It's bookbinding made easy.

Spine Width Calculator
Spine Width Calculator

Spine Width Calculator

Spine Width:

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YOUR FINAL COVER FILE DIMENSIONS

Note: these dimensions automatically account for our mandatory .25" inch bleed to the height and width.

Final Cover File Width (full spread):

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Final Cover File Height:

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We accept these file types

 All files should be 300 DPI in resolution to insure that the files digital quality remains sharp when printed. There is NO need to transmit a file to CWS at a higher resolution. Please indicate if they are full bleed. All files must be exported in one of the above formats before submitting to CWS. We do prefer single pages please do not put your book into spreads, all files should be labeled where they belong.

GO AHEAD AND DOWNLOAD THE FILE PREP CHECKLIST BELOW! PLUS OTHER HELPFUL RESOURCES!

Place our advertisement in your book and receive a discount on your books. You'll just need to leave a full page open for our full page CWS ad (below). 

You can download the ad below!


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