Our team of parents of young hikers have designed these modular trousers that adapt to the surrounding temperature, keeping your children comfortable. Modularity: Trousers convertible into shorts thanks to two zips. Adjustable waist size Quick drying: Quick drying guaranteed for young hikers thanks to the polyester component Anatomic design: Adjustable waist thanks to a button system Easy maintenance: Machine-washable at 30°C, air-dry or tumble dry with moderate heat Robustness: Durable component. Reinforced knees 2-year warranty