Duo design: Can be used in a Herringbone style or fully extended out, allowing you to perform more tasks than with a traditional-style ladder. Aluminium structure: Naturally strong and firm for use, lightweight when carrying. Odourless and resistant to corrosion. Easy operation: Ladder can be easily extended and retracted. Get working on the task in little time. Top tool pallet: A resting place for your equipment, whilst you are on the ladder. Super convenient. Dimensions: Herringbone: 67.5W x 116D x 186Hcm. Fully extended: 11H x 379L x 67.5Wcm. Maximum load 150kg.