I purchased this about two years ago, and it doesn't have any noticeable stains. It's relatively clean. Product Name/Model Number: Porte Air Plie Sweet Premium - AIM-FN022D Electrical Rating: AC100V 50-60Hz Power Consumption: 17W Auto Timer: Waist Course/Pelvic Care Course: Approximately 5 minutes Sitting Course: Approximately 10 minutes Heater Surface Temperature: 42°C ± 3°C (at room temperature of 20°C) Auto Timer: 20 minutes External Dimensions/Weight (approx.): Width 44 × Depth 32 × Height 23cm, Approximately 2.7kg Power Cord Length: Approximately 1.8m Remote Control Cord Length: Approximately 1m Materials: Structural Components: Steel Upholstery: 100% Polyester (Mechanism: 95% Polyester, 5% Polyurethane) Cushioning Material: Urethane Foam Cushion, with heater function. - Color: Pink - Accessories: Remote control, AC adapter - Remote Control Functions: Heater function, massage intensity adjustment - Design: Ergonomically designed shape - Material: Mesh material Everything shown in the pictures is included.