Patent ID: 7757518

Claim:
A sock comprising: a first low-elasticity area disposed on a dorsal portion of the foot, the first low-elasticity area being band-shaped and having a lower elasticity than other areas of the sock, and a second low-elasticity area having lower elasticity than other areas of the sock, excluding the first low-elasticity area, the second low-elasticity area extending from an instep side of a base of a fourth toe to a sole side so as to wrap around a fifth phalange and a fourth phalange, wherein a lower end of the first low-elasticity area is continuous with the second low-elasticity area, wherein the first low-elasticity area comprises at least a curved ankle portion and an end portion, the end portion being disposed below the curved ankle portion and extending to a base of the toes, the end portion being positioned within a range from a base of a third toe to a base of a small toe, and wherein a center line in the course direction with respect to the width of the first low-elasticity area gradually shifts toward the side of the small toe in the course direction, and wherein a portion on a side of the small toe near the lower end of the first low-elasticity area extends to the sole side of the sock such that it wraps around a fifth metatarsal.