[Bleach And Dye]Full Shine Weft Extensions has been chemical treated in workshop,hair including silicone oil sometimes may not change colors,please always pick up a little strands to have a try first if you want to dye or bleach. [Double Weft Hair Extensions]Neat and tight double weft hair bundles,which can make sure our product contains more hair,easilier keep thickness than single weft products in market.This process produces short hairs at the root of the double weft, but please understand that this is normal. [Chestnut Brown Weft Human Hair Extensions]Suitable for salon,party,wedding,graduation.Balayage is a technique to create a graduated natural-looking effect,so slight color difference will not affect the wearing effect.Just choose the hair extensions that is closest to your hair color. [Straight Human Hair Bundles]No Tapes No Clips.But you can wear it with clips,with glue,with micro ring or sew on to your hair.Full Shine hair wefts can be curled and styled as your own hair. [Hair Extensions Real Human Hair]Full Shine Hair Wefts are made of brazilian human hair,soft straight bundles,thick ends,no shedding and blend well with your own hair.12" is suitable for short hair,only 80g.14-22" is suitable for medium and long hair,weight is 100g.Long sizes need two packs and more for thicker.