28 PCS Silicone Protective Caps for 1-30ml Glass Vials

✅ SECURE LEAK PROOF AND DUST PROOF SEAL——Features a snug-fitting design that creates an airtight seal, effectively protecting your valuable liquids from evaporation and contamination. This significantly extends the shelf life of reagents, peptides, and other sensitive liquids, helping you reduce waste and save money.Includes 28 caps in 7 vibrant colors (2 sizes，14pcs each，7 assorted colors, 2 caps per color)for instant visual organization. Perfect for coding by content, date, user, or priority—ideal as a weekly supplement schedule or for project management. This system boosts efficiency and reduces errors in labs, clinics, and home use.

• ✅ SECURE LEAK PROOF AND DUST PROOF SEAL——Features a snug-fitting design that creates an airtight seal, effectively protecting your valuable liquids from evaporation and contamination. This significantly extends the shelf life of reagents, peptides, and other sensitive liquids, helping you reduce waste and save money.
• 🎨 EFFORTLESS 7-COLOR CODING SYSTEM——Includes 28 caps in 7 vibrant colors (2 sizes，14 pcs each，7 assorted colors, 2 caps per color)for instant visual organization. Perfect for coding by content, date, user, or priority—ideal as a weekly supplement schedule or for project management. This system boosts efficiency and reduces errors in labs, clinics, and home use.
• ♻️ REUSABLE, DURABLE & EASY TO MAINTAIN——Crafted from high-quality, chemically stable silicone that withstands repeated use and resists aging. Simply rinse with water and air-dry for easy cleaning, making these caps an economical and eco-friendly choice for long-term use.
• 🔬 WIDE COMPATIBILITY FOR MULTIPURPOSE USE——Perfectly fits standard 1-30ml glass vials (including injection vials). Ideal for a variety of applications including laboratory reagents, model paints, cosmetic liquids, and pharmaceuticals, meeting diverse needs from professional research to DIY projects.
• 👍 CONVENIENT ONE-HANDED OPERATION——Designed for ease of use, these caps securely snap on with a single press and are easy to remove, even with one hand. This user-friendly design simplifies frequent access and streamlines your workflow, saving you time and effort.