Product Details： 1.Compatible with Shark Vacuum Models: LA400, NP317W, NP318, NP319, NP320

2.Replaces Shark Part # XFF318 Features: 1. Made of High-Strength and Environmental Protection Material, Washable and Reusable. 2. Compatible with Original Machine. Filter dust to reduce dust, and other from permeating into the air you breathe 3. Easy to install and reliable to use Find My Model Number 1. Check your box On the bottom of your box, you should see the model number near the bar code. 2. Check your unit The main body of the vacuum (back of the unit) should have a rating label that features your model number. 3. Check your manual Your product's model number is listed on the front cover of your instruction booklet. Package Includes: 2x Foam & Felt Filter