Escoda Opera 3060 Oil & Acrylic Takatsu Synthetic Paint Brush Filbert; Size 12 Opera 3060 Filbert Size 12 has a brush head that measures about 9.04mm Wide x 15mm Long Takatsu is synthetic fiber that maintains a level of toughness, yet unusual softness for work in oil painting and acrylics and provides a good brushstroke on canvas Escoda brushes boast trademarked tripled crimped ferrule ensuring a lifetime secure fit, unique curing process that locks each hair in place creating a permanent brush shape and all wooden handles are ergonomially designed and made from the finest brich wood available Escoda's ISO 9001/100 Cerification ensures that each brush is engineered and hand crafted to exacting standards and is supported by Escoda's Lifetime Guarantee against workmanship defect if purchased from an authorized dealer Since fine art brushes are hand crafted, please expect some variation to the listed dimensions