The extension set consists of 8 wefts has a weight of 160 grams with 18" (when waved, 24" when smooth) long synthetic hair. 20 clips are distributed over the 8 wefts: 2 wefts approx. 3 cm with 1 clip each; 2 wefts approx. 7 cm with 2 clips each; 2 wefts approx. 12 cm with 3 clips each; 2 wefts approx. 17 cm with 4 clips each The 8-piece set is flexible. Simply attach the differently wide wefts where they can best support your hair. Have you found the ideal areas for your hair extensions, simply clip the wefts to your head and let your hair fall over it. So you conceal the clips and create a natural transition to your own hair.