| abstract |
It is a kind of that there is groove shoe cover for field work, including shoe cover main body, hard footwear bottom, loose taut band, closed groove, it is characterized in that, hard footwear bottom is connected below shoe cover main body, shoe cover body upper opening connects loose taut band, it is evenly distributed closed groove within one week at the shoes cylinder of shoe cover main body, the trend of closed groove is vertical direction, closed groove is evenly distributed at the vamp of shoe cover main body, the liquid agent of expelling parasite is housed in closed groove, the enclosed material of closed groove is PVC film, the liquid agent equipped with expelling parasite is the composition of the repellent leech of the present invention in closed groove；The ingredient of the composition has red halloysite, Cortex Phellodendri, distilled water, paracetamol in paracetamol oral solution and boric acid. |