Coloplast (fka Mentor) Self-Cath Plus - 16" Straight Tip Hydrophilic Intermittent Catheter activates upon exposure to water. This intermittent catheter provides excellent lubrication and maximum ease of use. The smooth, fire polished eyelets and uncoated GripZone area offer added comfort when inserting or removing the intermittent catheter. Coloplast (fka Mentor), formerly Mentor, makes this excellent hydrophilic intermittent catheter from medical grade PVC for the utmost in quality and reliability. Latex free. French Size: 12, 14, 16. 16 fr sold by box and case only. Each, Box of 30, Case of 360.