Key Features

• Compatible with: This product is fully compatible with Shark Clean Lightweight Cordless Cleaner models including BU3523, BU3521, BU3120. Replace Part # XPRFIW1000, XFBU3000. Please check your vacuum model size and your original filters shape before you order.
• Package includes: 1 Handheld Vacuum Pre-Motor Filter, 1 Auto-Empty System Pre-Motor Filter Assembly ( 1 Foam filter and 1 Felt filter), 1 Auto-Empty System HEPA Filter and 1 Cleaning Brush. Use our comprehensive bu3523 cleaning kit to keep your home clean and comfortable。
• High Efficiency Filtration: For shark bu3521 filters are made of high-quality materials and is durable. It can capture more than99.97% of particles of dirt, pet dander and dust as small as 0.3 micron. Help your bu3521 lightweight cordless upright vacuum cleaner work better and keep the room clean and comfortable. Improve the surrounding air quality and protect the health of you and your family.
• Washable and reusable: Rinse the shark BU3523 Clean and Empty Cordless Stick Vacuum filters thoroughly with clean water. For optimal performance, we recommend replacing the filter set every 2-3 months to help extend the life of the vacuum cleaner.
• We are committed to providing you with more satisfactory service. You can message us at any time if you have any questions the replacement filter for bu3251, we will give you a satisfactory answer within 24 hours.

Specifications