Good quality strap (which will glow in night only with bulb or torch light.As mentioned in description It will work as refection will not glow without lights )adjustments are good. But main problem is the connecting clip is losing connection by a simple pull. So there is a chance for the collar could get lost somewhere.
One day my cat was running with me through some grass,while running his collar fell down. This is a main problem.
To make his collar safe, I have filled glue inside the connecting part and connected. Now it won't seperate