F: One pedal design allows children to put on the shoes while standing; A: The upper is made of one-piece flying woven technology, which is breathable and comfortable; B: The popo outsole uses the iconic I-bubble element, which is unique The spherical physical cushioning structure, combined with the exclusive POPO midsole soft elastic EVA material, is lightweight and easy to bend, and has good cushioning performance, so you won't get tired after a long walk. Heel RB improves abrasion and slip resistance.