This black Walking Stick Ferrule is 18mm in diameter and is designed to fit to the end of a walking stick, providing a stable and non slip platform for safer walking.This ferrule is easy to fit and improves user safety by making slips and falls much less likely. Inexpensive and highly effective, this Walking Stick Ferrule provides excellent grip on a wide range of different surfaces such as pavements, tiles or wooden floorboards. This Black Walking Stick Ferrule is ideal for elderly and disabled users who are unsteady on their feet and makes using a walking stick easier and more effective.