If you're looking for a thrifty option, your best bet is these Isabel Marant Pants. It's a wonderful piece, while not very expensive. Another strong contender for your wardrobe is these Isabel Marant Jeans. While the price of this piece is rather reasonable, it will surely attract a lot of attention.
If you're a bargain hunter, look no further than these Isabel Marant Flare Pants. This item won't break the bank, but definitely deserves a place in your wardrobe. It's also worth looking at these Isabel Marant Trousers. This item is extremely popular and, just as importantly, not very expensive.