you may notice something different about thomas and all his friends - these classic toy trains have been redesigned with a fresh look featuring more exposed wood and stylish, contemporary patterns. thomas & friends wood toy trains continue to deliver exceptional quality, imaginative play, and an emotional connection that only these iconic characters can provide. diesel can be a bit of a trouble-maker. every group of friends has one, but even when he's a little too playful, his heart is still in the right place. besides, sometimes we all need a little mischief in our lives. for a seamless playtime experience, the redesigned toy trains are also compatible with classic thomas & friends wooden railway track (sold separately and subject to availability).