Sew-on snaps, also known as press studs or poppers, are a versatile and practical fastening solution for a wide range of garments and accessories. When it comes to selecting the right size, understanding the snap size chart is crucial. Today, we'll delve into the world of sew-on snaps, focusing on size 10 and providing a comprehensive guide to help you make informed decisions for your sewing projects.
Understanding Sew-on Snap Sizes
Sew-on snaps come in various sizes, typically ranging from size 8 to size 20. The size refers to the diameter of the snap, with larger numbers indicating a bigger snap. The most common sizes used in clothing and accessories are size 16, 18, and 20. However, size 10 snaps have their unique applications, which we'll explore later in this article.
Size 10 Snap Dimensions
Before we dive into the uses of size 10 snaps, let's first understand their dimensions. Size 10 snaps have the following measurements:

- Diameter: 10mm
- Cap Height: 6mm
- Post Length: 5mm
When to Use Size 10 Sew-on Snaps
Size 10 snaps are often overlooked, but they have their place in various sewing projects. Here are some instances where size 10 snaps are the ideal choice:
Baby Clothes and Accessories
Size 10 snaps are perfect for baby clothes and accessories due to their smaller size. They are gentle on a baby's delicate skin and provide a secure fastening without being too bulky. Use them on:
- Baby grows and onesies
- Bibs and burp cloths
- Hats and headbands
- Baby blankets and swaddle cloths
Intimate Apparel
Size 10 snaps are also suitable for intimate apparel due to their discreet size. They can be used to fasten:

- Bra straps
- Lingerie closures
- Thongs and underwear
Lightweight Garments and Accessories
For lightweight garments and accessories, size 10 snaps provide a secure fastening without adding excessive bulk. They are ideal for:
- Lightweight jackets and coats
- Scarves and wraps
- Tote bags and pouches
Installing Size 10 Sew-on Snaps
Installing size 10 snaps is a straightforward process. Here's a simple guide to help you:
Materials Needed
- Size 10 snap kit (includes cap, post, and prong)
- Fabric
- Sewing machine (optional)
- Scissors
- Hammer
- Snap setter tool (optional)
Steps to Install Size 10 Snaps
- Mark the placement of your snaps on the fabric.
- If using a sewing machine, sew the cap onto one side of the fabric and the post onto the other side. Alternatively, you can hand-stitch the caps and posts in place.
- Place the fabric between the cap and post, ensuring they are aligned.
- Using a snap setter tool or a hammer, press the prong through the fabric and into the post. You may need to use a piece of wood or a hammering block to protect your work surface.
- Test the snap to ensure it fastens and unfastens smoothly.
Troubleshooting Common Issues with Size 10 Snaps
While size 10 snaps are generally easy to work with, you may encounter some common issues. Here are some troubleshooting tips:

| Issue | Solution |
|---|---|
| Snaps won't fasten | Ensure the prong is fully inserted into the post. You may need to use a snap setter tool or a hammer to press the prong further into the post. |
| Snaps are too tight or too loose | Adjust the amount of fabric between the cap and post. For a tighter fit, reduce the fabric thickness; for a looser fit, increase the fabric thickness. |
| Snaps are difficult to unfasten | Ensure the prong is fully inserted into the post. You may need to use a snap setter tool or a hammer to press the prong further into the post. Alternatively, try using a snap plier to gently squeeze the prong and make it easier to unfasten. |
In conclusion, size 10 sew-on snaps are a versatile and practical fastening solution for various sewing projects. Understanding their dimensions and applications will help you make informed decisions when selecting snaps for your garments and accessories. With the right tools and techniques, installing size 10 snaps is a straightforward process that can enhance the functionality and aesthetic appeal of your creations.




















