| 摘要 |
A lace comprising a tubular lace body including a plurality of knobby portions and a plurality of tube portions; the knobby portions repeatedly placed at intervals along the length of said body, each of said knobby portions comprising a diameter and separated from one another by a distance defining said intervals, the tube portions placed at the intervals and adjacent to the knobby portions; and a centrally-placed lace being centrally placed within the tube portions and the knobby portions of the tubular lace body, the centrally-placed lace defining a plurality of cores balled up within each of said knobby portions and extending within said tube portions; said tubular lace body is comprised of a first elastic material and a second fiber material; wherein the second material comprises an elasticity that is less than the elasticity of a first material; and wherein when said lace is placed under tension, said diameters of said knobby portions and said tube portions each undergo a variation. |
