What should i do i don't feel comfortable What to do with this girl?

I spend most my money on women that is what i see dad doin and that's what i hear other men are doin But my new g.f. didn't seem to have gotten that memo she buys me lunch clothes.phones shoes i don't feel comfortable bein in a store and she's like what do you want and she insisted on me drivin in her car i don't want to tell no because she's so cute and sweet and her rich dady just gives her alll this money but it's feels weird like i'm the woman and she's the man i can afford most things but she keeps buying and buying i don't feel like a man any more i feel delicate i hate this feeling ?ladies what should i do so that i won't offend but gives her the message