Denim hardware fails in two ways: it falls off, or it rusts in the wash plant. Both are spec problems, not luck. Here's the checklist we walk new denim buyers through.
1. Pick the size by garment weight
| Button size | Denim weight | Typical garment |
|---|---|---|
| 17 mm | 8–12 oz | Women's jeans, fashion denim, shirts |
| 20 mm | 12–14 oz | Standard 5-pocket jeans — the default |
| 22 mm | 14–16 oz | Heavyweight selvedge, jackets |
| 25 mm | 16 oz+ | Workwear, carpenter pants, overalls |
2. Move shank vs fixed shank
A move-shank (swivel) button rotates slightly on its nail, relieving stress on the waistband as the wearer moves — the standard for fashion jeans. A fixed shank is rigid and suits very heavy canvas where the fabric itself doesn't flex. If you're unsure, move shank is the safe default.
3. Specify wash-proof materials — this is where money is lost
Stone washing, enzyme washing and bleaching destroy the wrong hardware. The rules:
- Shell: brass or copper for garments that go through wet processing; zinc alloy is fine for raw/rinse-only denim.
- Nail: always brass or stainless steel. Iron nails rust during washing and bleed onto the fabric — the most common (and most expensive) denim hardware failure.
- Finish: antique finishes (antique brass, copper, gunmetal) hide wash abrasion; bright plating shows it. Ask your supplier for wash-tested finish samples — we pre-test ours against the wash recipe you specify.
4. Rivets: placement and burr matching
Rivets reinforce pocket corners and the coin pocket. Standard is 8–9 mm caps with copper burrs; spec the same finish family as your tack button so the garment reads coherent. Open-top (donut) rivets save a little weight and lean vintage; closed caps carry embossed logos better.
5. Put the logo where the eye lands
The waistband button is the most-photographed hardware on a pair of jeans. A 3D embossed logo mold costs US$40–60, is exclusively yours, and is refunded at volume — there is no cheaper permanent branding on a garment. Rim text (brand name around the button edge) adds a second branding surface at no extra mold complexity.
6. Order the attachment tooling with the hardware
Tack buttons and rivets are hammered or pressed, not sewn. Confirm your factory's press type (hand, DOT, pneumatic) and order matched dies with the first shipment — we include them free above 50,000 sets. See our jeans button specifications or send your wash recipe for a matched quote.
Sourcing buttons for a production run?
Send your tech pack — we'll spec material, size and finish and quote within 12 hours.
Get a quote