High Quality heavy duty construction rubber material. MAXIMUM Load Bearing: 2 Ton. Made of durable rubber construction with cross slotted design for enhanced cushioning and crush resistance. Fits most floor jacks and vehicles. Please verify dimensions to ensure proper fitment. Diameter: 125mm / 4.92 inches. Thickness: 26mm / 1.02 inches. Designed to protect the vehicle’s undercarriage metal jack points. Jack support cushioning pressure pad helps prevent frame rails from bending during lifting. Soft rubber surface will not scratch painted or coated chassis parts. Package includes 1 x jack pad. Note: Due to the heavy duty rubber material, a slight rubber odor may be present initially. Allow the product to air out in a well-ventilated area for a period of time before use. For any concerns, please for assistance.