Do you suffer lower back pain during long rides? Riding position is not always the most comfortable to our body. Thus, a good lumbar belt can help you relieve tension in this particular area. When compressing the area avoids lumbar zone to be in tension and active for the whole trip, relaxing it and allowing us to ride further. Standard model by On Board relies on a front velcro adjustment and two metallic sticks which are in charge of keeping lower back straight and stable.