Bouldering is a form of rock climbing that is performed on small rock formations or artificial rock walls without the use of ropes or harnesses. While it can be done without any equipment, most climbers use climbing shoes to help secure footholds, chalk to keep their hands dry and provide a firmer grip, and bouldering mats to prevent injuries from falls. Read more on: https://en.wikipedia.org/wiki/Bouldering
Typically, this kind of climbing wall does not need any belay and is done with any equipment like rope, harness or carabiners. This limits the height of bouldering wall to 12 feet. Width can vary from 12 feet to 40 feet. Oxo is amongst the leading bouldering climbing wall builder for Indian made walls and leading supplier of bouldering walls for imported climbing walls.