| 主权项 |
1. A flip-flop comprising:
a sole for a wearer's foot to rest thereon, said sole having upper and lower surfaces, said upper surface including front, middle and rear regions; and a strap unit including a thong portion which has a first thong end secured to said front region, and a second thong end opposite to said first thong end, and first and second strap portions extending rearwardly from said second thong end to terminate at and be secured to left and right sides of said middle region, respectively, said strap unit being made by the steps of: (a) providing superposed first and second layers of warp threads; (b) inserting a first weft thread through sheds formed in said first layer of warp threads so as to weave said first strap portion along a first lengthwise line such that one of first leading and trailing ends of said first strap portion has a first oblique boundary which is at an oblique angle to the first lengthwise line; (c) inserting a second weft thread through sheds formed in said second layer of warp threads so as to weave said second strap portion along a second lengthwise line such that one of second leading and trailing ends of said second strap portion has a second oblique boundary which is at an oblique angle to the second lengthwise line, and which joins said first oblique boundary to cooperatively define said second thong end at which the first and second lengthwise lines meet; and (d) inserting said first and second weft threads through sheds which are cooperatively formed by said superposed first and second layers of warp threads so as to weave said thong portion along a direction from one of said first and second thong ends to the other one of said first and second thong ends. |
