This product allows you to create 90 degree bends within your guttering system. It helps to accomodate the corners around your house and allow the guttering the fitted all the way around the outside of your house. It is easy to install with a simple clip in system to secure the guttering into place. This colour will look great with darker coloured houses or white houses to create a contrast. This product is compatible with most half round guttering ranges except for the Osma, Marley or Terrain ranges.