Manufacturer · Fashion Accessories
Snaps applied with pliers are press-on snap fasteners that are attached without sewing – with hand pliers or a press, piercing the fabric. Sew-on snap fasteners are sewn on with needle and thread and do not pierce the material. The choice depends on the fabric, on whether the fastener should be visible and on production volume: press-on snaps are faster and stronger, sew-on ones more delicate and invisible.
What people mean by "snaps with pliers"
In everyday speech and in search engines, "snap fasteners" is often used for any kind of snapping fastener. Strictly speaking, however, there are two groups:
- Sew-on snap fasteners – two flat parts with holes around the edge that are sewn onto the fabric. These are the classic snap fasteners.
- Press-on snaps – four-part snap buttons (cap, socket, stud, post) attached with pliers or a hand or foot press. This is what people call "snaps with pliers" or "no-sew snaps".
Snaps with pliers: how they work
Press-on snaps have prongs or a hollow rivet that pierce the fabric and flatten under the pressure of the pliers. The two parts thus clamp the fabric like a sandwich. Attachment takes seconds but requires an exact die for the model and size in question. More about the tools can be found in the article on snap button pliers.
Advantages
- very fast attachment, especially with a press in series production;
- high holding force – suitable for frequent use;
- a visible cap that can be decorative or carry a logo;
- not dependent on the machinist's skill.
Disadvantages
- they pierce the fabric – unsuitable for delicate and very thin fabrics without reinforcement;
- the cap is visible on the right side;
- hard to remove without leaving marks;
- pliers or a press and a die for each size are needed.
Sew-on snap fasteners: how they work
Sew-on fasteners are sewn through the holes around the edge – the male part on the upper layer, the female part on the lower one. The thread passes only through the top layer of the fabric, without coming through to the right side, so the fastener stays invisible. Detailed steps can be found in the article on how to sew on a snap fastener.
Advantages
- completely hidden – nothing is visible from the outside;
- they do not pierce or weaken the fabric;
- suitable for silk, chiffon, jersey and lingerie;
- easy to move or replace;
- no tools required.
Disadvantages
- sewing takes more time, especially in series;
- lower holding force at the same size;
- quality depends on the stitching.
Comparison: snaps with pliers or sew-on snap fasteners
| Criterion | With pliers (press-on) | Sew-on |
|---|---|---|
| Attachment | Pliers or press with die | Needle and thread |
| Speed in series | High | Lower |
| Visibility | The cap is visible | Invisible |
| Fabric | Medium and heavy, denim, jersey with reinforcement | All, including delicate ones |
| Holding force | High | Medium |
| Replacement | Difficult, holes remain | Easy |
| Branding | Logo on the cap | Not typical |
When to choose press-on snaps
- baby bodysuits and sleepsuits, where fastening is very frequent;
- sports jackets, denim shirts, workwear;
- when you want a visible fastener with a logo;
- in large series, where attachment time matters;
- on leather, canvas and bags – together with eyelets and other press-on hardware.
When to choose sew-on snap fasteners
- necklines, cuffs and concealed plackets on blouses and dresses;
- inner fastenings on coats and jackets;
- delicate fabrics – silk, chiffon, lace;
- lingerie and nightdresses;
- when the fastener must not be visible from the right side.
No-sew snap fasteners – is there a third option
Apart from press-on snaps, adhesive (heat-applied) solutions or hook and loop patches are sometimes used as no-sew closures. However, they rarely survive repeated washing and do not give the characteristic snap. In professional garment production, sew-on snap fasteners are used for concealed closures, and press-on snaps for visible, strong ones.
Labour cost and productivity
The fastener itself is only part of the cost. With sew-on fasteners, the main factor is the sewing time for each piece. With press-on snaps, it is the investment in a press and dies, but after that attachment is fast. For small ateliers and one-off models, sew-on fasteners are more practical; for series of hundreds and thousands of pieces, press-on snaps often work out more economical. The specific assessment depends on the model and volume – send a request for a quote.
Combining both types in one garment
Many designs use both types of fastener. A coat, for example, may have visible press-on snaps on the pockets and sew-on snap fasteners on the inner overlap. A baby bodysuit has press-on snaps at the crotch, while a summer dress in the same collection has sew-on fasteners at the neckline. It is important that the metal parts have the same finish so the collection looks consistent, and that attachment is planned separately – press-on snaps are fitted at a specific stage of assembly, while sew-on fasteners are often sewn on at the end.
Common mistakes
- A press-on snap on thin fabric without reinforcement – the snap tears off with a piece of fabric.
- A sew-on fastener in a place under heavy strain – it comes undone by itself.
- An unsuitable die for press-on snaps – deformed caps.
- A visible press-on snap where the design requires a concealed closure.
Sew-on and press-on snaps from Polkom
Polkom is a manufacturer and wholesaler of garment accessories with over 30 years of experience. In the sew-on snap fasteners category you will find sew-on models in metal and plastic, and in the snap buttons category press-on models, including with logo. We also offer a service for attaching buttons and accessories. Write to us via our contact page.
