1. Material: fiber 2. Suitable for Shark S3500 Series /S3501 /S3601/ S3550 /S3801 /S3901 /SE450/ S3601D /S3901D 3. High water absorption, strong decontamination, easy to clean 4. No hair loss, long life 5. Size: 32x18 cm 6. Weight: white 60 grams, purple 68 grams