Leak-Proof & Evaporation-Resistant Seal: Engineered for a precision fit, these vial caps form an airtight, leak-proof closure for standard 3ml injection vials. Acting as a protective barrier against moisture loss, contaminants, and oxidation
Instant Color-Coded Identification: Simplify organization and enhance safety with 8 distinct colors for quick visual categorization. Ideal for use with 3ml vial storage cases, this system helps prevent errors and improves efficiency in labs and clinics
Durable, Reusable & Chemically Resistant: Vial caps covers are made of high-quality materials and a precision structural design, these caps resist corrosion and withstand repeated cleaning. They offer a cost-effective, eco-friendly alternative to single-use caps while maintaining a reliable seal
Ergonomic One-Handed Operation: Designed for ease, the 16 pack 3ml vial caps allow effortless one-handed opening and closing. Quick to clean—just rinse and air dry—they're perfect for high-throughput environments
Universal Compatibility: Compatible with all standard 3ml glass vials and ampoules, these caps are versatile for scientific, medical, or DIY use. They provide secure protection wherever 3ml vials are stored or transported