public function enqueueNoUiSliderLibs()
    {
        if (($data = $this->didEnqueueLibs(__METHOD__))) {
            return $data; // Did this already.
        } // We only need to enqueue once.

        $data = [
            'styles' => [
                'no-ui-slider' => [
                    'version' => '9.2.0',
                    'url'     => '//cdnjs.cloudflare.com/ajax/libs/noUiSlider/%1$s/nouislider.min.css',
                ],
            ],
            'scripts' => [
                'no-ui-wnumb' => [
                    'version' => '1.1.0',
                    'url'     => '//cdnjs.cloudflare.com/ajax/libs/wnumb/%1$s/wNumb.min.js',
                ],
                'no-ui-slider' => [
                    'version' => '9.2.0',
                    'deps'    => ['no-ui-wnumb'],
                    'url'     => '//cdnjs.cloudflare.com/ajax/libs/noUiSlider/%1$s/nouislider.min.js',
                ],
            ],
        ];
        return $this->enqueueLibs(__METHOD__, $data);
    }