*looking for a new/used waterproof sheet sizes 75/76/78*

Im looking for a waterproof sheet (no fill) for my tb gelding . . . New/used it doesnt matter . . . But I do ask if its used and has minnor damages please let me know . . . I do not care about such damages . . . I can have them easily repaired so it dosent matter . . . If possible pictures would be great . . . Color doesnt matter . . . Poor dusty might just have to wear pink =)

Size 74 not 78 sorry for the confusion