This is a side pull hackamore bitless bridle that will fit an average size horse. The nose lets out to 23" and the headstall lets out to 42". It is very ajustable with roller buckles. This item is hand braided from the finest 550 nylon paracord. You can take the side pull off of this bridle and add a bit to it. There is an option when purchasing to add reins to this bitless bridle.