Experience professional-grade jar sealing with our Pressure-Sensitive Torque-Activated Cap Seals. Designed for both glass and plastic jars, these seals provide a secure, leak-proof closure that preserves freshness and locks in nutrients. Perfect for preserving herbs, spices, and food, this tool works with any jar that has a 2-3/4 inch diameter neck, ensuring ultimate sealing without tools or heat.
  Easily apply the caps to maintain a perfect seal. The torque-activated coating adheres within 24 hours, delivering a reliable and hassle-free solution. Whether you're canning vegetables or preserving culinary treats, these jar sealers are crafted to take the guesswork out of preserving your precious ingredients.