Sig Sauer Airsoft I Just Purchased A Airsoft Sig Sauer P228. What Would Be The Best Way To Remove The Orange Tip? Its Plastic?

I just purchased a Airsoft Sig Sauer P228. What would be the best way to remove the orange tip? Its plastic? - sig sauer airsoft

I understand that some people say that they do not use nail polish on the plastic pistols like the Sig Sauer P228, but I think if Sharpee black soft texture. What would be the best way, since the boundaries of this particular weapon? - Thank you!