public static function images($id)
    {
        $sizes = self::imageSizes();
        $urls = [];

        if(has_post_thumbnail($id))
        {
            $image = wp_get_attachment_image_src(
                get_post_thumbnail_id($id),
                'full'
            );

            $image = pathinfo($image[0]);
            $extension = $image['extension'];
            $image = $image['dirname'] . '/' . $image['filename'];
            $urls['full'] = $image . '.' . $extension;

            foreach($sizes as $size)
            {
                $urls[Data::spaceToCamelCase($size->name, '-')] = $image . '-' . $size->width . 'x' . $size->height . '.' . $extension;
            }

            return (object) $urls;
        }
        else
        {
            return false;
        }
    }