... ,hair extension works,with LED light hot melt glue gun/ hair extension tools Keratin grain 1 KG/bagSeries 10 ... (12W) and big (40W) size,little keratin glue gun use little size glue stick,Big size keratin glue ... gun use middle and big size glue stick.Keratin ... packSeparated plateRound: 500pcs/bagRectangle: Length14cm,width3.8cm,100pcs/bag Electric glue gun