1. This is a standard reusable dust bag. 2. Washable and reusable, with zipper compatible easy storage. 3. Longer per compatiblemance, better filtration. 4. Economical and practical, washable and durable. 5. High-per compatiblemance multi-stage special microfiltration. 6. High quality, fully compatible replacement dust bag. 7. Regular bag and filter changes will improve the cleaning per compatiblemance and suction of your vacuum cleaner. Mouth diameter:65mm color:Photo color Material:cloth size:24 x 84cm Package Contents: 2 x Dust Bag / 1 x Dust Bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.