FARRIER FORMS manufactures a high-end 2-part invoice especially designed for farriers. 50 2-part forms encased in a sturdy wrap-around cardstock cover, this invoice book will hold up in both the barn and truck. When the book is filled, both you and your clients have a permanent record of exactly what was done to each horse on each appointment day. No tedious descriptive writing needed. Just check off the appropriate boxes and total up!