Step into the Jeffrey Campbell Coquine Slingback Heels for a playful touch of charm and luck on your walk down the aisle. Step into the Jeffrey Campbell Coquine Slingback Heels for a playful touch of charm and luck on your walk down the aisle. Since 2000, Campbell and his wife Christina have created footwear that’s at once accessible, comfortable, and fashion-forward, delighting their fans with a constant stream of new styles that reflect an uncanny ability to anticipate upcoming fashion trends.