Hand operation: Manual operation, no need for battery, no need to charge Wide use: Exceptionally processed catch net, you can easily remove batting, hair, dust, ball of balls or lint ball on your clothes, carpets, sheets and so on.Also applicable to sweater, wool sweater, coat and more. Use easily: Easy to use, brush gently, the pilling ball clean. Reusable and safe: The catch net is removable, easy to clean and reuse.Catch pilling balls only, no damage to your clothes Small size: Compact size for home and travel.