private function render_size_checkbox($size, $option)
 {
     $id = self::get_prefixed_name("sizes_{$size}");
     $name = self::get_prefixed_name('sizes[' . $size . ']');
     $checked = $option['tinify'] ? ' checked="checked"' : '';
     if (Tiny_Image::is_original($size)) {
         $label = esc_html__('Original image', 'tiny-compress-images') . ' (' . esc_html__('overwritten by compressed image', 'tiny-compress-images') . ')';
     } else {
         if (Tiny_Image::is_retina($size)) {
             $label = esc_html__('WP Retina 2x sizes', 'tiny-compress-images');
         } else {
             $label = esc_html__(ucfirst($size)) . ' - ' . $option['width'] . 'x' . $option['height'];
         }
     }
     echo '<p>';
     echo '<input type="checkbox" id="' . $id . '" name="' . $name . '" value="on" ' . $checked . '/>';
     echo '<label for="' . $id . '">' . $label . '</label>';
     echo '</p>';
 }
			</tr>
			<?php 
$i = 0;
$sizes = $tiny_image->get_image_sizes() + $size_exists;
foreach ($sizes as $size_name => $size) {
    if (!is_object($size)) {
        $size = new Tiny_Image_Size();
    }
    ?>
				<tr class="<?php 
    echo 0 == $i % 2 ? 'even' : 'odd';
    ?>
">
					<?php 
    echo '<td>';
    echo Tiny_Image::is_original($size_name) ? esc_html__('Original', 'tiny-compress-images') : esc_html__(ucfirst(rtrim($size_name, '_wr2x')));
    echo ' ';
    if (!array_key_exists($size_name, $active_sizes) && !Tiny_Image::is_retina($size_name)) {
        echo '<em>' . esc_html__('(not in use)', 'tiny-compress-images') . '</em>';
    } else {
        if ($size->missing() && (Tiny_Settings::wr2x_active() || !Tiny_Image::is_retina($size_name))) {
            echo '<em>' . esc_html__('(file removed)', 'tiny-compress-images') . '</em>';
        } else {
            if ($size->modified()) {
                echo '<em>' . esc_html__('(modified after compression)', 'tiny-compress-images') . '</em>';
            } else {
                if (Tiny_Image::is_retina($size_name)) {
                    echo '<em>' . esc_html__('(WP Retina 2x)', 'tiny-compress-images') . '</em>';
                } else {
                    if ($size->resized()) {
                        printf('<em>' . esc_html__('(resized to %dx%d)', 'tiny-compress-images') . '</em>', $size->meta['output']['width'], $size->meta['output']['height']);