Available in 3ply or 4ply thickness or any other thickness that you need. It is available in different colours, mainly blue, black, green, orange, red, purple & yellow, however we can try to change the colour to follow your specification. There are several basic shapes that we can offer such as: Straight Couplers Straight Couplers with Hump Reducer or Adaptor Couplers 45 degrees Elbow Couplers 90 degrees Elbow Couplers 135 degrees elbow couplers 45 degrees Elbow Reducer Couplers 90 degrees Elbow Reducer Couplers 135 degrees Elbow Reducer Couplers Negotiable