The Zandstra Long Track III 3550 folding skate in black, size 42, is a high-performance skate for ambitious ice skaters. This folding skate model features a flat Long Track III boot with special ankle padding that provides optimal support and stability during skating movements. The patented tube-frame connection system ensures an exceptionally flat profile while offering excellent freedom of movement and efficient energy transfer. The closure is achieved through a combination of traditional laces and a power strap with micro-adjustment, allowing for precise individual fitting and a secure fit. The folding mechanism is made from corrosion-resistant tool steel with a hardness of 60Rc and a thickness of 1.25 mm, making these skates suitable for both artistic and natural ice. The blade features a 25-meter radius hollow grind for superior ice contact and control. Available in sizes 34 to 47, these skates represent professional equipment for dedicated skaters seeking reliable performance and durable construction. The steel composition ensures lasting sharpness and wear resistance, while the thoughtful design combines support with flexibility for optimal skating technique.