Glass Ladder Lock for Bras — Specification, Uses and Sourcing Notes
Glass Ladder Lock for Bras: Specification, Uses and Sourcing Notes
Glass Ladder Lock is the version buyers specify for bras when the base material is fixed by performance rather than by price. This entry sets out what the material actually changes, which specification to write into the tech pack, and where the cost sits — the three questions that decide whether the item passes bulk approval.
What it is
Glass gives ladder lock its drape and hand feel. In practice that means the trim behaves differently in cutting, in finishing and in wear: the finish has to be applied before assembly. Buyers who specify the material up front avoid the most common failure — an item that looks right on the sample card and behaves differently in bulk.
Typical specification
| Item | Ladder Lock |
|---|---|
| Base material | Glass |
| Standard size | 6 mm Width |
| Common finishes | Enzyme Wash Finish, Black Nickel Finish, Brushed Silver Finish |
| Processes | PU Coating, Laminating, Digital Printing |
| Typical application | Bras |
| Related applications | Kidswear, Backpacks, Footwear, Trousers |
| Test standard | AATCC Test Methods |
| Usual packing | 500 pieces per polybag, 5000 per carton |
Properties that matter in buying
- Dimensional stability — 3% allowance is built into the spec before cutting.
- Colour fastness — tested to AATCC Test Methods on the actual base material, not on a substitute.
- Mechanical performance — cycle life after 10 cycles or washes.
- Compliance — AATCC Test Methods documentation issued with the shipment.
- Consistency — the approved counter sample becomes the reference for every reorder.
Common uses
- Blazers
- Caps
- Jackets
- Lingerie
- Boots
- Backpacks
How to specify it
- Name the base material in the tech pack, not just the item.
- Fix the size and tolerance in writing before sampling starts.
- Approve a counter sample made from the actual bulk base material.
- Order the test report against the standard your market requires.
- Retain a golden sample at the factory and a second one with you.
Related reading
Related specifications on this site cover tencel lyocell fabric, metallic thread, fringe trim, leather hang tag, and the processes most often paired with ladder lock include injection moulding, sublimation printing, mercerising.
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