Whether you're finishing a concrete pad, working in the garden, or just looking for a piece of equipment to make that next home improvement less painful for your knees PROLOCK PLK02 (93177) Wet Surface Knee Pads will help ensure the safety and comfort of your most important asset; you! From roofing to gardening these knee pads will act as armor for your knees against a range of discomforts from abrasive shingles to wet concrete and soil. The PVC outer shell is both flexible and hard wearing giving you multipurpose protection in both wet or dry conditions and the built-in accordion top keeps out debris while remaining comfortable while moving about. The closed cell EVA foam interior is custom-molded to help evenly disperse body weight and give maximum stability. The single rubber strap helps avoid painful bunching behind your knee and the button and loop fastener provides secure and easy adjustability. When you're all done and it's time to clean up, all you need is water. Remember, when a task calls for working on your knees, let PROLOCK knee pads take the strain so you don't have to.