This is a set of two lint remover brushes. Both are unused. The following is a quote from the product description at the time of purchase: Color: Blue 【Compact Design Lint Remover】 This lint remover has a small and compact design. It's easy to clean even in small areas! It's also highly praised for removing lint from popular cat towers, leaving them sparkling clean! 【3-Layer Structure Lint Remover that Grabs Lint Firmly】 Instead of sucking it up like a vacuum cleaner, this lint remover simply glides over the surface to firmly grab pet lint! You'll have fun as the lint comes off quickly! 【Lint Remover with Rough Bumps to Grab Lint】 Even on fluffy materials like blankets, the second layer of rough bumps firmly grabs lint! 【The Lint Remover Brush is Silicone Designed】 The brush part of the lint remover is made of silicone, so you can use it repeatedly as a lint remover without damaging materials like clothes or carpets. The lint attached to the lint remover brush can be washed with water, allowing you to reuse it as a lint remover again and again! 【Main Usage Locations】 ・Carpets, rugs ・Hallways and verandas ・Sweaters, knit hats, and other clothing items ・Car seats ・Dining and kitchen mats ・Blankets, scarves, etc. ・Cat towers, pet cages