If you are on a budget, your best bet is these Chinos. It's a wonderful item, while not very pricey. Why not also consider these Dockers Chinos. It's a product you'll love which also doesn't cost too much. Or you can opt for these Ralph Lauren Chinos. This item has all the potential to become a powerful player in your wardrobe.
If you can afford to spend a little more, consider choosing these J.w.brine Chinos. While the price is very reasonable, this product is an easy wardrobe update. It's also worth taking a look at these Paul Smith Chinos. This product is extremely popular and, just as importantly, not too pricey.
If you're in a Treat Yo' Self mood, then what you're looking for is these Valentino Chinos. It's more expensive but worth your money.