Box Envelope Measurement Calculator

Select your card dimensions and click calculate to get the correct paper size and score lines to create a box envelope

I uploaded a tutorial showing how to use this tool to my YouTube channel.


Card Dimensions
Card Length (long side): inches
Card width (short side): inches
Card thickness: inches
 
Simple Box Envelope With Attached Flap
Paper Size:
Score 1 Score 2 Score 3 Score 4
Score Lines (long edge):
Score Lines (short edge):
 
Box Envelope with Separate Large Flap
Paper size for envelope:
Paper size for flap:
Score 1 Score 2 Score 3 Score 4
Score Lines (long edge):
Score Lines (short edge):
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