摘要 |
<p>PROBLEM TO BE SOLVED: To make long, sticky waterproof boots to put on for a work in a muddy place easy to take off. SOLUTION: In boots long enough to cover up to at least the calves of the legs, a protrusion piece 14 molded integrally with a rubber sole 13 is attached to the lower end of the rear face as the heel portion of a boot body 11, and in taking off one part of waterproof boots 10, the protrusion piece 14 of the boot 10 is trampled by the other boot or foot to fix it.</p> |