Nike+ iPod Nano Shoe Mod

Step 5 More Measuring, More Cutting

I went ahead and figured that the sensor would be placed at 4 7/8" from the back of the shoe (measuring on the inside).

I cut a strip of paper out at this size to fit into the shoe, because I don't have any rulers that will fit inside of my shoe. After placing the strip inside my shoe I marked the first corner.