So scary!
A similar leash from Ruffwear was just recalled for a similar reason.
I don't like trigger snaps either.
Check out Lucy & Co:
https://www.lucyand.co/collections/leashes
They have the locking carabiners and they are sooo nice. I do have a code for them LCACTIONJAX15 but they are genuinely such good quality.
My other fav leashes are
https://www.hootandco.com they are buttery soft and waterproof.