var_dump($node[0]);

GIVES:

object(SimpleXMLElement)#5 (14) {
  ["collection-product-type"]=>
  object(SimpleXMLElement)#6 (0) {
  }
  ["collection-title"]=>
  object(SimpleXMLElement)#7 (0) {
  }
  ["collection-season-count"]=>
  object(SimpleXMLElement)#8 (0) {
  }


how do I get to the data of collection-season-count for instance?