F. The exquisite drip glaze technique combines the Sanrio design with a bow, enhancing its sophistication. Lace elements improve breathability. A. The reinforced injection-molded hook and loop fastener design is 3 times stronger than ordinary fasteners, providing greater stability. A small pillow-like design at the heel prevents heel abrasion. B. The full-length rubber outsole offers a stable, comfortable, durable, and slip-resistant fit, with a flexible section at one-third of the way, conforming to ergonomic principles.