SOLUSTRE 18pcs Rubber Stopper for Laboratory Test Tubes Erlenmeyer Flasks Airtight Seal for Bottles for Industrial Lab Household Use

Package Include 18 x Rubber PlugGoods Descriptionerlenmeyer flask plug - Fit securely in the mouth of your carboy or fermenter.bottle plug - The basic piece of homebrew supplies .stopper for laboratory - Create an airtight that keeps oxygen from tampering with your brew.test tube stopper - Material: Rubber.rubber plug - Plug up your carboy with this rubber stopper. Rubber plug is used to equipment in experiments, such as pharmaceutical, , mechanical, and scientific research industry. Features - Color: White. - demanding sealing applications, industrial, lab, and household uses, also used for equipment applications. - Size: About 3 * 3 * 3cm(L * W * H). demanding sealing applications, industrial, lab, and household uses. Also used for heavy-duty equipment applications

• Bottle plug-- create an airtight seal that keeps oxygen from tampering with your brew.
• Rubber plug-- the basic piece of homebrew supplies .
• Stopper for laboratory-- demanding sealing applications, industrial, lab, marine and household uses, also used for equipment applications.
• Erlenmeyer flask plug-- plug up your carboy with this rubber stopper.
• Test tube stopper-- fit securely in the mouth of your carboy or fermenter.