The OXO Silicone Sink Mat is a large, rectangular gray mat made of waterproof silicone, measuring 12.75 inches in length and 16.25 inches in width. It is designed to protect your sink from scratches and provide a cushioned surface for fragile dishes. The mat features customizable cut holes for drains, making it versatile for different sink configurations. Additionally, it is easy to clean and dishwasher safe, making maintenance a breeze. With the OXO brand's reputation for quality and the Good Grips feature for added convenience, this sink mat is a practical and durable kitchen accessory.