I have a couple of the smallest plastic ones too and they are actually a lot better IMO.
Well, after a pleasant conversation with a lady at Nite-Ize's customer service department, they rather generously offered to replace my torch for free.Well, the carabiners still suck but the service is well beyond first rate. Okay, they can have my money again.
I have shrink tubing over one end and use the other to clip things which hang in my pockets so little chance of loss