Sturdy and sturdy. High-quality TC4 Titanium Alloy Material, High Strength, Good Stability and Not Easy to Deform, the Key Ring Is Made of 304 Stainless Steel, There Is A Bottle Opener Function on the Side, Can Be Used to Open Iron Lids Such as Soda and Beer Bottles Lightweight and Easy to Carry, Can Be Hung on the Waist, Quickly Hung on the Grocery Bag, Easy to Carry, Easy to Organize Keys Used For Car Keys, Door Keys, Motorcycle Keys, EDC Tools, Etc. No Spring Integrated Design, more Stable Than Traditional Spring Buckle Structure, Not Easy to Break, Very sturdy SHOP WITH CONFIDENCE: To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service until you are satisfied.