General description 100% brand new and high quality replacement accessories filter designed for 5L oxygen generators. Made of high-quality materials, these filters are essential for maintaining the performance of your oxygen generator. It is recommended to replace each filter every 3-6 months to ensure optimal functionality. Technical specifications Color: White Material: Plastic Package Contents: 4 x Filter Measurement allowed error: +/- 1-3 cm Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.