These Vevor RV leveling pads are designed to provide a more stable and balanced setup for RVs on uneven terrain. Made from durable rubber, they help support 9-inch round jack feet while resisting UV exposure, water, heat, oil, tar, and soil. Each pad supports up to 5,000 lbs, making them suitable for fifth wheels, travel trailers, and Class A/C motorhomes. The integrated drainage hole design helps reduce water buildup for long-lasting performance. This 6-piece set offers a practical leveling solution for more secure and comfortable camping.