Flips’ silk base virgin closure are 3.5 x 4″ in size. The life of our silk base closures can last 2 years and beyond with proper care. The closure comes with flesh colored base and knots pre-bleached. Closures normally are loose to natural wave and natural black in color. Any other wave pattern would have to be special requested via email. The hair of our silk base closure are 100% virgin so feel free to color/dye your hair however you like.