ext" class="knob" value="30" data-thickness="0.1" data-width="90" data-height="90" data-fgColor="#00a65a">

                  <div class="knob-label">data-thickness="0.1"</div>
                </div>
                <!-- ./col -->
                <div class="col-xs-6 col-md-3 text-center">
                  <input type="text" class="knob" data-thickness="0.2" data-angleArc="250" data-angleOffset="-125" value="30" data-width="120" data-height="120" data-fgColor="#00c0ef">

                  <div class="knob-