The front and back are reinforced panels. The front has eyelets through which the straps pass and the back prevents the cage from rubbing against the bag. This product has been designed especially for them. After attaching the basket to the fork, you can attach anything you want. The baskets allow you to safely carry large bottles of water or anything you improvise and are very versatile. Colour:Black Material:Plastic Package Contents: 1 * Bracket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.