1) Hair length:16"-28" 2) Material:100% HUMAN HAIR 3)Hair color: Various colors available for choice,such as single color 1,1B,2,4,6,8,10,12,14,16,18,20,22,24,27,30,33,613,60,Red,Blue,Orange ,Mixed colors,etc. 4)Hair texture:Silky straight,yaki straight,wavy hair,super curly hair,or any wave or curl as the picture you give us. Similar to the fusion method but without the use of resin or glue, a few strands of extension hair are attached a time using a small ring the Mircro Ring wihch is clamped to tightly hold the extension hair to the natural hair.