Cushion 100% Boar Bristle Brush by Wigo is great for straightening and smoothing. Features 100% Boar bristles are gentler on the hair Boar bristles are great for helping enhance hair's natural shine Cushion design perfect for daily use and healthy-looking styles Active Ingredients: Trimethylsiloxysilicate, Methyl Trimethicone, Acrylates/Stearyl Acrylate/Dimethicone Methacrylate Copolymer, Euphorbia Cerifera (Candelilla) Wax/Candelilla Cera/Cire De Candelilla, Synthetic Wax, Synthetic Fluorphlogopite, Kaolin, Tocopherol, Hydrogen Dimethicone. (+/-): Iron Oxides (CI 77491, CI 77492, CI 77499), Titanium Dioxide (CI 77891), Ultramarines (CI 77007), Black 2 (Nano) (CI 77266). Product Packaging: Please note that some manufacturer may often change their packaging. This product may arrive different from what is pictured. We will always ship the most up-to-date packaging to our customers. Please contact us if you have any questions about this product or would like to request an older version of this product. UPC: 000002244785 Weight: 0.38 lbs