1.One-Click Vacuum Seal Release：Specially designed for canning and mason jar lids, it features a labor-saving lever structure that quickly releases the vacuum seal with a light pry. It eliminates the effort and scratch risk of traditional jar opening, making it easy for both the elderly and children to use. 2.Universal Fit for Regular & Wide Mouth Lids：Precisely compatible with two mainstream lid sizes (regular and wide mouth) without the need for additional accessories. It works seamlessly with home jam jars, pickling jars, and large-capacity storage jars alike. 3.Powerful Magnet for Fridge Storage：Equipped with a strong permanent magnet on the top, it can be directly attached to smooth metal surfaces such as refrigerator doors and metal cabinets after use. It is readily accessible, saves countertop space, prevents loss, and keeps the kitchen tidy and organized. 4.Ergonomic Non-Slip Grip：The ergonomic curved handle with a non-slip texture fits comfortably in the palm for a secure grip. It won’t slip during use, even with wet hands, allowing for easy force application and enhancing user safety. 5.Durable Material for Long-Lasting Use：Crafted from high-strength wear-resistant plastic and rust-proof metal components, it is shock-resistant, pressure-resistant, and not easily deformed. The edges are rounded and burr-free to avoid scratching hands, making it ideal for daily home use and long-term use by canning enthusiasts.