Coloplast Self-Cath - 6" Female Intermittent Catheter (fka Mentor) is a straight tipped sterile intermittent catheter in either a straight end or funnel end. 6" female catheter. Features smooth polished eyelets for easier insertion and removal. Materials: Firm medical grade PVC for easy insertion. French Sizes: 10, 12, 14. Each, Box of 30 Case of 12 boxes.