Purchased around November 2024 and used briefly 3 or 4 times. It's in good condition with minimal staining. Please understand that this is a used item. - Brand: Esmeralda - Design: Rildot - Shape: Donut-shaped - Height can be adjusted with the removable insert parts! - Uses breathable, padded material! - Made in Japan with care by skilled craftsmen! ■ Usage period: From around 3 months old (when the neck is stable) to around 1 year old