PU Leather Side Release Buckle for Socks — Specification, Uses and Sourcing Notes
PU Leather Side Release Buckle for Socks: Specification, Uses and Sourcing Notes
PU Leather Side Release Buckle is the version buyers specify for socks 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
PU Leather gives side release buckle its weight-to-strength ratio. 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 | Side Release Buckle |
|---|---|
| Base material | PU Leather |
| Standard size | 9 mm Width |
| Common finishes | Soft-Touch Rubber Coating, Enzyme Wash Finish, Nickel-Free Electroplating |
| Processes | Digital Printing, Warp Knitting, Anti-Static Finishing |
| Typical application | Socks |
| Related applications | Blazers, Kidswear, Jackets, Luggage |
| Test standard | CPSIA |
| Usual packing | 100 pieces per polybag, 5000 per carton |
Properties that matter in buying
- Dimensional stability — 1% allowance is built into the spec before cutting.
- Colour fastness — tested to CPSIA on the actual base material, not on a substitute.
- Mechanical performance — abrasion resistance after 10 cycles or washes.
- Compliance — CPSIA documentation issued with the shipment.
- Consistency — the approved counter sample becomes the reference for every reorder.
Common uses
- Sneakers
- Hats
- Socks
- Skirts
- Dresses
- Gloves
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 sewing thread, knit interlining, collar stay, size label, and the processes most often paired with side release buckle include anti-pilling finish, screen printing, bonding.
Share the programme details and we will propose two alternatives — one optimised for unit cost, one for lead time — and let you choose.
