1 inch silicone bottle stopper
Our 1 inch silicone bottle stopper is a best-selling item. You can use this product to shut the opening of a 1 inch bottle. Since we make our bottle stoppers using silicone, it gives you more durability than a normal cork stopper. Silicone is a highly versatile material that can be used for a wide range of applications. Our 1 inch silicone bottle stopper is a top-of-the-line product that prevents fluids from escaping. Under no circumstances will the bottle stopper fail to do what it’s intended to do. That means our bottle stopper will get the job done regardless of the size. But since this particular product is aimed at 1 inch bottles, it’s best used in exactly that fashion.
However, since silicone is highly versatile, we make bottle stoppers for all bottle sizes. With our silicone bottle stopper, customers are also getting quality. While the main job is to prevent fluids from escaping, our bottle stopper is also waterproof and chemical-proof. This means you can use it to prevent any kind of fluid from escaping a bottle. The silicone stopper can fit on glass bottles and on plastic bottles. All you need is to get the right size and you will have no trouble using it. Give it a little push and easily take it out – it’s as easy as pie.
On our website, you can find all kinds of stoppers, not only bottle stoppers. But more so, our bottle stoppers come in a wide range of sizes. Our website has all the information you need regarding this or any other product. If you’re having a difficult time picking the right bottle stopper, don’t hesitate to give us a call. You can contact us in many ways, of which the best ones are provided on this website. For any size recommendations, our email is at your disposal.
Stopper & Plug Size Catalog
Compare four stopper profiles and check the selected part dimensions against your opening and available depth. Each profile has its own drawing and dimension meanings.
Custom colors are available to your Pantone color code. Include the code in your inquiry.
RST T-Shaped Plugs
Match stem diameter A, flange diameter B, stem length C and flange thickness D. E refers to the underside recess; use the selected row and approved drawing to confirm the actual profile.

RSA Tapered Corks
Compare large-end diameter A, small-end diameter B and Height, in mm. The mating bore and required seating depth determine where the taper contacts the opening.

RSB Undercut Plugs
Compare neck diameter A, flange diameter B, flange-to-lip distance C and flange thickness D. Check panel thickness and rear clearance. E refers to the underside recess.

RSD T-Shaped Stoppers
Compare stem diameter A, flange diameter B, stem length C and head thickness D, in mm. Check the seating surface and available depth as well as the hole diameter.

Need a different fit? Share the opening dimensions, mating profile and intended use for a custom size.
Discuss Your RequirementsProduct specifications
- Product form
- Removable vessel-neck closure
- Material
- Silicone. Specify the compound grade for the selected service.
- Application focus
- Bottle necks. Size the part against the selected assembly.
- Dimensions to confirm
- Opening diameter, closure profile, insertion depth and exposed grip. Match these to bottle necks.
- Nominal size reference
- 1 inch. Identify what each nominal value measures and confirm all mating dimensions and tolerances.
- Seating check
- Check the sealing contact around the opening and the force needed for insertion and removal.
Need a quote or a custom part?
Send your requirements, drawings or samples to discuss standard and custom silicone rubber parts.
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