Side Shelves, Robust Acacia Wood EGG Mates - Big Green EggStylish & resilient, the Acacia wood side shelves add two convenient work areas alongside your Big Green EGG. Why choose Acacia Wood: Big Green EGG calls their side shelves 'EGG Mates' and offers two styles: Acacia Wood and Composite. EGG Mates are typically used with a Nest, Integrated Nest, or freestanding Egg. We recommend Acacia Wood over Composite, as we found Acacia wood handles hot items better and is cheaper. Acacia is a hardy wood that stands