First of all, this cover is designed as best fit for most popular rowing machine Concept 2 model C/D. As we used poly 600 which is known as popular material for high quality and brand bags, it is water and tear resistant so that it ensures long life. Seam part is well stitched by Korean craftsman and below part of the cover have Velcro tabs for close tie. We are proud to say that whole processes such as cuts,treats,stitching and inspections are all done in Korea. You will feel better as this cover perfectly protects your valuable rowing machine from various factors such as mainly dust, moisture and scratches while you are not exercising. Please use wet paper towel or cloth for cleaning.▶SIZE(inches): 112(Length) x 20(width : handle part) x 35 (Height : Wheel part)▶ Product weight (lbs) : 3.1