The Urban Poling Replacement Boot Tips are high-grade rubber tips for the Urban Poling Series 300 Fitness Walking Poles and 4Life Fitness Walking Poles. These boot shaped tips are designed to flex on contact to absorb shock and vibration when the poles strike the ground. Urban Poling Replacement Boot Tips are thoughtfully designed high quality tips for the Urban Poling Series 300 Fitness Walking Poles and Urban Poling 4Life Fitness Walking Poles. The boot tips provide excellent traction on hard surfaces such as sidewalks or pavement. Users will find these tips help propel them forward, creating a mechanism to walk faster and achieve a better workout when using the Urban Poling Walking Poles. The tips are quickly and easily removed to expose the carbide tip for walking on softer surfaces such as sand, trails and snow. The durable rubber boot tips for the Urban Poling Fitness Walking Poles (including Series 300, 4Life, Adventure Series and Spirit poles) should be replaced when the tread begins to wear to ensure continued grip and shock-absorption. The boot tips should face the opposite direction the user is walking. Urban Poling Replacement Boot Tips are sold as a pair. Urban Poling Replacement Boot Tips Specifications: Includes: One pair. Materials: High grade rubber. Measure: 2.5 inches high, 2 inches long, 1 inch wide overall. Fit: Urban Poling Series 300, 4Life, Adventure Series and Spirit Fitness Walking Poles.