HIGH MATERIALS: The shoe trees are made of plastic and stainless steel, which are strong and durable, offering a long service life. The coil spring spine ensures proper shoe fit and is designed not to crack, chip, or break. SPECIAL DESIGN: The shoe tree measures 8 x 32 x 32 cm. Both sides are connected by steel springs, allowing the shoe support to stretch and accommodate various shoe sizes. PORTABLE: The lightweight shoe stretcher has a simple, compact design for easy portability. It takes up minimal space and is ideal for home, office, or travel use. EASY TO USE AND MAINTAIN: The shoe support is easy to insert into shoes. Plastic surfaces are smooth and easy to clean, ensuring long-term reuse. MULTI-PURPOSE: These adjustable shoe trees are widely used to help restore and maintain the shape of soles and uppers, keeping shoes in good condition. Suitable for athletic shoes, children's shoes, women's boots, and high heels.