Product Review: Fi-Shock P-30G Green Garden Post for Fence (25 Pack) The Fi-Shock P-30G Green Garden Post for Fence is a high-quality, durable product that is perfect for use in any garden or yard. The posts are made of sturdy plastic and come with 1/4" diameter holes on either side, making them easy to install and remove. They also have built-in insulation, which helps protect your fence from damage caused by electrical currents. One thing that sets the Fi-Shock P-30G Green Garden Post for Fence apart is its eco-friendly design. The posts are made of recycled plastic, and they come in a variety of colors to fit any garden or yard aesthetic. They also have a built-in UV protectant, which helps prevent fading and discoloration caused by exposure to the sun's harmful rays. Overall, I would highly recommend the Fi-Shock P-30G Green Garden Post for Fence to anyone looking for a reliable, eco-friendly option for their fence posts.