Quantity: 50 pieces Color: Black Product size: refer to the picture Features: The insulation has the characteristics of sun protection, rain resistance, weather resistance and long lifetime. The trunking accommodates live wires without energy loss and is suitable for low impedance and standard charge fence controllers. Environmentally friendly: the insulating material is completely harmless to humans, domestic animals and wild animals. But the screws of the insulator itself are sharp, so please pay attention to the daily inspection and maintenance of the guardrail. EASY INSTALLATION: The screws allow you to easily screw it into a wooden fence without special tools or technical knowledge. We do not recommend installing this insulator on concrete or hard surfaces. High quality: The insulators are made from high quality plastic and metal materials, durable and strong. The plastic and the screw are very tightly combined, so don't worry about falling. LARGE QUANTITY: As an essential electric fence accessory, this protector contains 50 insulators for easy replacement of damaged insulators. It is a necessity for daily maintenance of the electric fence and will be your perfect replacement part. Good quality product