Arco 4338 Fan Size 2 has a brush head that measures about 8.1mm Wide x 17mm Long * Badger hair is an especially soft fiber with unique characteristics, particularly its combination of colors and its length and elasticity make it especially suitable for fan-shaped brushes, blends or the traditional shaving brush * 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