General defects of footwear quality control on-site inspection
On-site and appearance inspection is important for manufacturer, supplier, inspection organization and costumer etc. to examine footwear inspection quality. Conducting pre-shipment footwear quality control inspection click: Footwear quality control inspection: essential checklist for shoes to learn more.
Keep in mind that the presence of one or other of these defects in footwear does not automatically imply that the footwear is substandard. Suppliers and purchasers will still reach agreement on the acceptance of goods provided the limits of the defects and allowance have been made, bearing in mind the intended use of the footwear.
1 Color difference
Obvious difference in color can be seen in the same area between left and right of a pair of footwear or in one part or in the adjacent areas of a pair of footwear
Note 1 to entry: This defect doesn’t include design purpose.
2 Uneven grain
Different crudeness of grain of leather can be seen in the same area between left and right of a pair of footwear.
3 Spew bloom
A white frost-like layer appears on the surface.
Material at any part of footwear is mouldy or is infected by microorganisms.
Material stained or faded from the original color either discrete areas or across the whole material.
6 Merged stitching
Stitch threads are overlapped in some areas of a shoe.
7 Skipped stitching
Thread is skipped and pinhole is left in shoe.
8 Crooked stitching
Parallel alignment of between stitch line and intended edge on an upper is disordered or crooked.
Note 1 to entry: special stitching style shall be excluded from crooked stitch.
9 Exposed ground stitching
Ground stitching is exposed on the upper surface and next to the upper stitching line.
10 Adhesion failure
Two parts assembled by adhesive material (such as cement) are detached
Note 1 to entry: Typical adhesion failures are between out soleand midsole, between outsole and upper, also between midsole and upper.
1.11 Colour migration
Colour migrates from one part of footwear to another part.
12 Stitching failure
Two parts assembled are detached of the stitched components.
13 Excessive glue
Adhesive bleeds from adhesion part to the surface.
14 Textile broken
Any textile footwear component is broken.
15 Crease wrinkle
A permanent hard folding mark appears in the middle of fabric, like a pleat or furrow in the surface which may be stuck together.
Partnering with a third-party inspection enables you to identify and control quality concerns at the source. Contact our footwear quality assurance experts to customize your inspection requirements and receive within 24 hours of our detailed inspection reports that you can see images of any defects found as if you’re in the factory check the shoed yourself.
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