The Jeffrey Campbell Shelter-J2 style is a satin sneaker with an embellished fold-over tongue, taking the shoe charm trend to a new level. The Jeffrey Campbell Shelter-J2 style is a satin sneaker with an embellished fold-over tongue, taking the shoe charm trend to a new level. 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.