The heel has a large area of ​​stable TPU, and the foam padding at the ankle is thickened. The built-in Hong Kong treasure in the heel + the external 180° surrounding stable TPU enhance the stability of the heel. FOOTHOLD technology, the upper layer has a built-in rectangular nylon plate, and the lower layer has a large external PEBAX special-shaped plate to strengthen the inner and outer stable support, effectively transitioning the force on the front and rear palms. High-strength nylon TPU yarn, high-strength weaving material, creates a new upper with soaring performance.