EDELRID climbing helmet Madillo REVOLUTIONARY DESIGN: The Madillo is not your ordinary hard shell helmet. It is the first foldable climbing that hit the market. This is the design that many climbers and alpinists had been looking for years. ROBUST AND RUGGED: This hard shell helmet is robust and its shell is constructed of impact-resistant injection molded ABS. This robust helmet is designed to fit head circumferences of 52  62 cm (20.5  24.4 in). OPTIMAL SAFETY AND COMFORT: The innovative combination of 3 different foam types (EPS, EPP, and EVA) deliver you optimum safety and comfort on your next climbing or alpine adventure. REDUCED PACK VOLUME: This design enables you to fold the side panels and the back, thus reducing this helmets pack volume by 50 percent. At this size, it can easily store in your backpack. IMPORTED: This belay device was made in Germany, and we proudly offer our 150 years of rope making and alpine equipment experience at your fingertips. Our years of hard work have rendered products that you can trust on your next climbing adventure.