Safety Latch Design: Our ladder adopts high-quality steel material and color buckle. Multi rivet fixed, when the car wash platform is unfolded, the lock is firmly fastened, and it is safer to use. Sturdy Structure, Quick Folding Design: Our ladder adopts high strength aluminum alloy structure to ensure safety. 660 LBs of heavy load, saving space during folding. Provides skid resistance, protects floors from damage and is safe on concrete, wood, asphalt or bare ground. Anti-Slip Surface and Skid Resistant Feet: Made of high-quality steel, with concave and convex edges and anti slip patterns, with novel design to prevent slipping.