General description The 12 Pcs Dust Bag Replacement for Robot Vacuum Cleaner is specifically designed for the J12 Ultra and V12 robot vacuum cleaners, ensuring a perfect fit. Made from high-quality multi-layer non-woven fabric and spunbond, these dust bags are heat-sealed to prevent air leaks, providing an effective cleaning solution. Technical specifications Material: Non-woven fabrics Package Contents: 12 dust bags Measurement allowed error: +/- 1-3 cm Installation Remove the full dust bag. Install the new dust bag along the holding slots. Usage Regularly replace the dust bag for optimal vacuum cleaner performance. The self-closing design helps block odors, ensuring an odorless cleaning experience. Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.