If you're looking for a reliable way to keep your lab bottles securely sealed, the AYLIFU 20mm Sealed Screw Caps are just what you need. This 16-pack is perfect for anyone who works with liquids in a lab setting and wants to prevent any spills or contamination. They fit snugly on standard 20mm openings, providing a tight seal that ensures your samples stay fresh and protected from external elements.
What’s great about these caps is their durability. Made from high-quality materials, they can withstand a range of chemicals while maintaining functionality. They’re also super easy to use—just screw them on and you’re good to go! Whether you’re storing reagents, samples, or any other lab materials, these screw caps make organization a breeze while prioritizing safety and reliability.
