[Stainless steel and silicon handles] We upgraded the material to premium stainless steel and silicone. No need to worry about strong smell, risk of rust, discoloration, staining. deformation or any other problemlike chipping. With fine workmanship, the silicone part is firmly sealed (will not easily collapse), and the thick and smooth edge will prevent hand injury. [Easy and Ergonomic Locking Mechanism] Many tongs are too stiff to open and close, and the grip is so weak that food always slips out. Therefore, we have improved the locking system: agood tension on the spring and sturdy rotation to hold it together. Simply hold the open grippers closed and pull the tab to lock them and push the tab to re-open to grab food. [Highly heat-resistant silicone tips without melting or smelling] upgraded the premium silicone material the same material as the baby pacifier, which is more durable and better heat resistant (up to 315 or 600 F) for barbecues,grills and turners. No more scratches on your non-stick pans and no rubber parts of the tongs will melt again with heat! [Dishwasher safe and easy to store] Food won't stick to the tongs, so you can use a quick wipe and rinse in warm soapy water or just throw them in the dishwasher. They can be locked and put awayin your kitchen drawer or hung on the wall with a ring for easy access. Black 3 Pliers