Tianher Portable Double-Sided Lint Trimmer (Blue), Reusable, for Wool, Cashmere, and Other Fabrics. How to Use: First, lay out the garment to ensure there are no uneven areas. Then, use this pet lint trimmer to gently and slowly scrape away lint and other areas that need cleaning until it is completely gone (ideal for long pet hair). High-quality materials: The portable lint trimmer is made of high-quality plastic that is strong and durable, lightweight and easy to carry, and the handle is ergonomically designed for comfort and a non-slip grip. Double-sided design: One side of the double-sided lint trimmer can be used to remove hairballs and pet hair, and the other side can be used to groom blankets and fur collars without damaging the fabric. Applicable scene: This lint trimmer is especially gentle on wool and cashmere sweaters, as it won't damage soft clothing like a metal trimmer, and it can also be used on sofas, carpets, beds, etc. Life assistant: If your clothes always tend to pill or you have pets, don't hesitate to get one.