what kind of keypad is best for gaming?

Heyaa,
Glad to be here,
I saw here all gamers so I think its the best place to ask,
actually, I wanna ask what kind of keypad is best for gaming?
I saw quite good deals on Couponcodify but the issue is on there many varieties are available,
I sm so confuse to buy so plz let me know about your gaming keypad,
Much thanks.