With a blend of several natural hairs with a proprietary groundbreaking synthetic fiber meant to create the perfect mongoose substitute, Kevrin+ is in fact a better brush than its predecessor and offers all the features a quality oil and acrylic brush requires.Details:Angle brush shapeAvailable in multiple sizes6 brushesSynthetic natural filament brushExcellent paint retentionVery good shape memoryFor use with acrylic and oil paint