水彩邊緣刷模擬真實顏料的自然乾燥過程,在筆觸周圍形成較深的邊界。這種效果為數位藝術作品增添了豐富的質感與半透明的手繪感。 A watercolor edge brush mimics the natural drying process of real pigments, creating a darker border around the stroke. This effect adds rich texture and a translucent, hand-painted feel to digital artwork.