EUC bundle by Sigma beauty. Authentic. Have had these for quite a while and since I don't wear makeup anymore, time to pass it along. Binder cost $29. Mat cost $38. Selling both as a bundle. But feel free to send me an offer Sigma silicone brush cleaning mat in vibrant hot pink. Textured surface for deep brush cleaning. Features raised bumps and ridges for multiple brush sizes. Durable, flexible silicone material. Easy to use and rinse. The black case features 29 individual pockets to keep brushes organized for travel or storage.It is constructed from durable synthetic materials and zips securely.