Got 6 in mine.
Plus the card holders don't create unsightly bulges in the pockets of skinny jeans (next stop for you after your slicker).
Used to have a big fat huge yoke and scaled down months ago with the wallet and handbag due to some sort of strain in my shoulder from carrying a heavy bag and a purse the size of Ange's head (very big I think we all know).
You don't need half it. Loose it Hands.
My slickback will be more of the Gordon Gekko type TBH