This ice tray is made of food-grade PP material. It has an airtight lid design and is designed with a waterproof platform to tightly cover the ice tray. It features a built-in handle design and is easy to carry on. The price drops from $26.98 to just $10.44 when you add the code "WA8V9QZG" during checkout. Shipping is free for prime members or on orders over $25.