Goqeut 3ml Vial Caps - 24 Pcs / 8 Colors

Preserve unused liquids with these reusable caps designed for 3ml vials. They protect against dust, leaks, and evaporation, keeping contents fresh. Features a professional leak-proof design for double protection, extending the shelf life of reagents and sensitive liquids. Efficient color classification (8 colors) aids in organization by date, ingredient, or priority. Made from high-quality, chemically stable materials, these caps are reusable, easy to clean, and resistant to aging and deformation. Secure installation with a single click and one-handed opening for convenient operation. Wide compatibility with 3ml ampoules and vials for various applications including laboratory research, medical dispensing, and home medicine cabinets.