1. Pure solid wood rubber wood material (can be made of ash) 2. Waterproof and anti-decubitus soft package, not easy to deform, arc design to prevent the elderly from bumping. 3. Paint: Using domestic brand paint, the finished product has a clear texture, full surface and bright gloss. The coating requirements are free of orange peel, whitishness, sagging, and tear oil. 4. Strong and durable, wear-resistant and corrosion-resistant.