PumaUnisex Purecat Slide

Are these men's or women's? there's mix reviews so i dont know what size to order. some say they are to big some say its to big. i'm a size 8

if i wear a size 7 in womens what size should i order

which size for US size should I get if I wear size 8 in shoes for men?

if i wear a 7.5 womens should i get a 8 or 7?