PRODUCT INFORMATION: Size 1: 7.8cm/ 3.07", Size 2: 2.6cm/ 1.02", Size 3: 3.4cm/ 1.34". The Wiper Washer Windshield Fluid Level Sensor is made of plastic, which is strong, and sturdy. PERFORMANCE: Wiper Washer Windshield Fluid Level Sensor designed to make the car work well and improve work performance.