4Biolab Silicone Flip-Top Plug Rubber Stopper Butyl Rubber Stopper Flask Stopper

Product Name: Flask Stopper

Model：DATA-FS001

Material: Silicone, Rubber, Butyl Rubber

Size: Picture Shows

Feature: Good  Sealing

Packing: 500pcs/Carton

Brand Name: 4Biolab

Place of Origin: China