Are plastic knuckles effective because where I live brass/metal

If brass knuckles aren't made of brass, are they still illegal? - Quora

Is there a advantage to or reason why brass knuckles were made of

What are the differences between paperweight brass knuckles and regular ones? - Quora

What are some suggestions for brass knuckles for different users? - Quora

If a shark were to attack someone but they have brass knuckles and they punched the shark as they tried to fight back, could the brassknuckles be effective? - Quora

Is there a advantage to or reason why brass knuckles were made of

Brass Knuckles: A Misunderstood Self Defense Tool?

Non-Metal 4-Finger Brass Knuckles Duster Paperweight Self Defense

What are the best brass knuckles for everyday carry? - Quora

What's the best object to use as 'sleeper' brass knuckles? All I can think of are extra large carabiners. - Quora

Are brass knuckles illegal in Tennessee? - Quora

NoMetalKnucks - Plastic Knuckles