Hello, my friend, this is an old product of our company. Its quality is very stable. It is not only suitable for pets, but also for you. For example, you can use wool coats to remove hair balls. Hope you can like it too. [2022 New Design]: The package contains 2 types of lint rollers for you, so you can use the one which you need. The metal roller has a 360 degree copper head. If the portable metal lint remover captures some types of low-density knitted clothing, you can use a soft brush to remove pet hair. [Economical and practical]: Both types of lint rollers have a good size that fits your hands. The perfect package includes 1 portable stain remover and a pet hair removal brush. Portable stain remover with larger scraper (more efficient removal), pet hair brush with comb teeth and smaller scraper (suitable for delicate surfaces), your perfect assistant [Easy to use]: First, scratch lightly to test whether the fabric is suitable, then choose the appropriate thickness, angle (