The bound uppers are fitted with bottoms thanks to two main production techniques: direct injection of the polyurethane bottom or assembly of the preformed sole.
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to have a complete description of these two technologies.
The upper provided with bottom is now a real shoe: it has still to be polished and packaged to allow the product to get the shops where customers can find them.
The bound uppers are fitted with bottoms thanks to two main production techniques: direct injection of the polyurethane bottom or assembly of the preformed sole.
Go back to the section 