One end with a large ball and another end with a small one for your different needs;Glass Dotting Pen Dimensions: 5.04 x 0.31inch/12.8 x 0.8cm(L x Dia);Dotting Pen Dimensions: 5.04 x 0.31inch/12.8 x 0.8cm(L x Dia);7pcs Dotting Pen Set Bristles size(L x W):#2:0.6 x 0.4cm;#4:0.7 x 0.4cm;#6:0.7 x 0.4cm;#8:0.85 x 0.5;#10:1.0x 0.6cm;#12:1.05 x 0.65cm;#14:1.1 x 0.8cm;7pcs Dotting Pen Set Color:Purple(Handle), Brown(Bristles)

• 7Pcs UV Gel Acrylic Nail Art Painting Detailing Brushes + 5 X 2 Way Marbleizing Dotting Pen Set
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7Pcs UV Gel Acrylic Nail Art Painting Detailing Brushes + 5 X 2 Way Marbleizing Dotting Pen SetEF-Cloud