Double balance pole folding ladder Product description: 1. Multi-function folding ladder. 2. Aluminum alloy construction. 3. Single balance pole/ double balance pole, strong stability. 4. Tuv (en131) certification. 5. Large rubber feet. 6. Every step interval: 300mm; 280mm. Safety features: 1. Portable bottom can protect foot cover from wear. 2. Flared feet enhance stability and balance. 3. Extending bottom: flared feet enhance stability and balance. 4. Flat aluminum board for firm support.