Four-isogonism two-opening bordered bed sheet

The utility model is a four-isogonism two-opening bordered bed sheet, and relates to a bed sheet. The utility model aims at solving problems in the prior art to provide a four-isogonism two-opening bordered bed sheet with convenient operation, the bed sheet cannot be displaced or cockled, structure of the bed sheet is compact and beautiful. The technical scheme is that the four-isogonism two-opening bordered bed sheet includes a rectangular surface sheet, four sides of the surface sheet are respectively connected with a strip of cloth, adjacent strips are sewn together, and the strip of cloth and the surface sheet form a shell-like structure having an opening lower end; the surface sheet is provided with a plurality of lock holes in which a tightening rope is provided, the tightening rope can tightly fix the surface sheet and the strip of cloth on the bed; the surface sheet includes triangular fabrics on four corners, isosceles trapezoid fabrics on the four sides, and a rectangular fabric at middle part, and