All of our plastic/silicone brush use brand new TPEE material, 40D, 45D, or 50D softness, in black color(can make special color for you), tube diameter is 2.5mm or 2.8mm, it will be 0.5mm differance at production. We also produce Nylon mascara brush, all the products get our own design, MOQ: 10000PCS. QIZI Plastic & Metal Co., Ltd. is a professional manufacturer of Mascara Brushes, we owe 150types brushes with Patent. Contact us for more details.