Violett Wood Handle - Wooden Single End Brush Handle - LongViolett Wood Handle In extension to the black anodized aluminum handles and to the carbon fiber handles, Smile Line proposes an assortment of wooden handles. Features: Flexibility, water absorption, and tip stability are equal to or better than the highest quality Kolinsky hair. Regarding lifespan, N. era excels far beyond Kolinsky due to its significantly longer durability. Shock argument: When exposed to heat (steam jet, boiling distilled water), N.