Shoe parts Cutting Traditionally called ‘clicking’ or “clicker cutting) is simply the cutting of shoe materials. There is an art to cutting leather due to the nature of the materials’ grain. The cutting is made by a cutting die.  

Cut and Buff Midsole The cut and buff shoe midsole is the classic running shoe construction. The Nike Cortez and many New Balance classic use this assembly method. A cut and Buff misdole is made by cementing of profile cut EVA to a flat rubber […]

Eyestay The part around the lace opening (throat of the shoe). Can feature webbings, eyelets, etc.

Cutting interlock loss Interlock loss is the material lost when a big pattern part is cut. For example a classic one piece hiking boot pattern can’t fit closely on the hide. The material in-between the parts is lost.

Cosmo The Brand name of a common non-woven upper lining and reinforcement material. Used in all types of sneakers.

Egg Crate Rubber Midsole The Egg crate pattern of square or diamond shape walls may fill the heel of a solid rubber boot sole. They save weight but allow for sturdy sole unit. Egg crate may also be used to replace foam inside the midsole […]

Colorway A color/material combination. A model of a shoe may have many colorways.

Durometer Durometer is the hardness of a material. You will need to specify the durometer of all the shoes rubber, foam and plastic parts. You will need a 2 different durometer testers. Asker “C” is the EVA standard. 25 “C” is very soft, 55 “C” […]

Rubber Sole Color Dam A color dam on a shoe bottom is a raised ridge and/or groove in a mold to stop the flow of rubber. A sneaker shoe bottom will have color dams dividing colors and making logos on the sole.  

Double lasting Double lasting is when a single shoe undergoes two lasting operations during assembly. The lasting operations maybe to pull a leather lining tight with no wrinkles or to pull a water proofing lining tight. The second lasting operation would be the shoe upper. […]