About This Durable Natural Construction - Park-It is made of 100% recycled rubber and will not chip, crack, or fade, making it long-lasting and cost-efficient Easy to Use - Highly visible at night and ideal for indoor or outdoor parking, the stops are simple to install by one person on any road surface for temporary or permanent installation Easy to Maintain - Maintenance free, resistant to ultraviolet light, moisture, oil, and extreme temperatures, and requires no heavy machinery, weighing 1/10th the weight of a standard concrete curb Versatile Design - The flexible rubber adapts to uneven surfaces ensuring a snug fit on various terrains and are available in 3', 4', and 6' lengths for diverse parking needs from compact cars to larger vehicles Enhanced Safety - With in-molded, highly reflective tape in contrasting colors, the stops ensure maximum visibility for vehicles and pedestrians, making them ideal for improved nighttime visibility