Cast from beautiful white birch Quaking Aspen trees found in Northern Arizona the Grand Canyon Quaking Aspen Twig Set will add a stunning forest look to your outdoor space. These fire pit twigs mimic natural logs with the chic white birch look and alabaster tones. This Grand Canyon 4 piece twig set looks unbelievably real but are made from heat resistant refractory ceramic so you get to enjoy a beautiful outdoor fire feature for years to come.