Hey im a kid i want recommendations

do i have to save and go to the greater mousepad ? for better gameplay?

i play fps games like valo and i'm plat being a kid

and im now upgrading my setup to 300hz

razer mouse deathadder and rapid trigger keyboard thats why i was thinking that do i need a good pad too? like i've seen one which "ASPAS" use its like a lil bit costly 4k i dont have that much do i have to save or do what