







Description:
- Made of food-safe grade silicone, environmental-friendly and non-toxic
- Able to be sterilized at very high temperature over 100 Degrees Celsius due to its silicone material feature
- Perfect alkari and corrosion resistant, better than any other rubber or plastic stoppers
- for laboratory, household, and industrial use, various demensions to prevent oxygen from wreaking havoc with your fermenting process
- Smooth and tapered sides designed for exceptiol 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
- 4-10cm:
- Height: 3.6cm/ 1.42inch; Top diameter: 10cm/ 3.94inch; Bottom diameter: 4cm/ 1.57inch
- 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
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