Hi I am a hair supplier.i supply Russian and Spanish hand tied wefts.the hair is the best quality money can buy and it is double drawn making it extra thick.its in a different league to machine wefts as they are made by hand as much as 60 grams can be put on an 11 inch wide weft.i import the hair from Europe and Russia and have the wefts made by a top wig makers in London.they can last up to 2 years.if u would like more info inbox ms xxx