Purchased new and unused on Mercari. Only tried on in the room. Never worn outside or in the entryway. Size: 23.5 Unisex, suitable for children. Antibacterial and deodorizing treatment. From online: Material: The upper uses water and stain-resistant polyester material, providing excellent quick-drying properties. Easy to care for. Bungee shoe laces for easy on and off, and a comfortable fit. Quick-drying lining for active use. Soft footbed with excellent quick-drying properties made of EVA. Non-marking sole that doesn't leave marks, with excellent abrasion resistance and grip. Care Instructions: Remove dirt and sand from the surface beforehand. Wash with water (250ml) mixed with 1 tablespoon of baking soda. For stubborn stains, soak for 2-3 hours and scrub. Wipe thoroughly with a towel and always dry in the shade in a well-ventilated area. An eraser is also effective for cleaning stains on the sole. Online: ¥15,400 Mercari: ¥13,000