This 2-Pack of Extra-Large, Non-Slip, Wedge-Style Doorstops is made of durable, impact-resistant, vulcanized rubber. Designed for standard and oversized, heavy doors with up to 2 inches of clearance, this heavy-duty doorstop has an extra-wide footprint to keep the door securely in place. Its bright, fluorescent yellow color and magnetic base allows for convenient and safe attachment to any metal door surface.