The product is a set of 4 black high-pressured nylon barbell clamps designed for quick release on standard barbells. This accessory is perfect for gym & training activities such as weightlifting, providing a secure and convenient way to attach weight plates during workouts. With their compact for 1-inch bar size, these clamps are a practical addition to any strength training equipment collection. Bar in picture is 1” and fit securely. Will ship fast.