What should i wear with my rain boots?

i just bought these adorable rain boots from walmart, they are black with little white and green and pink flowers. the only problem is, i have no clue what to wear them with!!! please help me!! heres a link to see what the boots look like. http://www.walmart.com/ip/Women-s-Floral-Buckle-Rain-Boots/14325593 please help me!!