Contain and divert spills instantly. Flexible 100% polyurethane construction resists water, oil and many chemicals. Tacky bottom grips smooth surfaces to keep liquids out. Curb comes standard as a 10' section that is 3-3/4" wide and 2 ¼" high. Available connector and corner accessories can be used to join units together for larger spills. The Drain Cover has the weight and flexibility to seal off drains and keep unwanted liquids out. To ensure a safe and proper fit, select a Drain Cover that overlaps your drain opening by 3" on each side. Sold individually.