Glass Tube Silicone Stopper Bottle Cap - 9# 3.5-4.5cm Hole

Description:

- Made of food safe grade silicone, environmental-friendly and non-

- Able to be sterilized at very high temperature over 100 Degrees Celsius due to its silicone material feature

- Perfect , and , better than any other rubber or stoppers

- Ideal for , household, and industrial use, various demensions to prevent oxygen from wreaking havoc with your fermenting process

- Smooth and tapered sides designed for exceptional sealing and optimal fit with a wide range of openings, easy to plug in or pull out, creating an airtight seal

Specification:

- 2.5-3.4cm Hole:

- Height: 2.5cm/ 0.98inch; Top diameter: 3.4cm/ 1.34inch; Bottom diameter: 2.5cm/ 0.98inch

- 3.5-4.5cm Hole:

- Height: 3.8cm/ 1.5inch; Top diameter: 4.5cm/ 1.77inch; Bottom diameter: 3.5cm/ 1.38inch

- 3.2-4.2cm Hole:

- Height: 3cm/ 1.18inch; Top diameter: 4.2cm/ 1.65inch; Bottom diameter: 3.2cm/ 1.25inch

- 3.2-4.2cm:

- Height: 3cm/ 1.18inch; Top diameter: 4.2cm/ 1.65inch; Bottom diameter: 3.2cm/ 1.25inch

- 4.2-5.2cm:

- Height: 3.1cm/ 1.22inch; Top diameter: 5.2cm/ 2.05inch; Bottom diameter: 4.2cm/ 1.65inch

- 3-3.7cm:

- Height: 3cm/ 1.18inch; Top diameter: 3.7cm/ 1.46inch; Bottom diameter: 3cm/ 1.18inch

- 3.7-4.5cm:

- Height: 3.8cm/ 1.5inch; Top diameter: 4.5cm/ 1.77inch; Bottom diameter: 3.7cm/ 1.46inch

- 3-3.7cm Hole:

- Height: 3cm/ 1.18inch; Top diameter: 3.7cm/ 1.46inch; Bottom diameter: 3cm/ 1.18inch

Package Includes: 1 Piece Glassware Stopper