Brand Name: HDWIGS Origin: Mainland China High-concerned chemical: None Human Hair Content: ≥98% Human hair Texture: Straight Hair Grade: Remy Hair Longest Hair Proportion: 15%-20% Model Number: Nanoring Hair Extension Unit Weight: 1g/Strand Hair Style: Nanoring Hair Extension Human Hair: 100% Human Hair Hair Weight: 40g/ 50g per bundle Each Piece Weight: 0.8g/1g per strand Hair Length: 12-26inch Color: 1#,1B#,2#,4#,6#,8#,10# 12#,14#,16#,27#,30#,613#,60#,P4-27,P4-613,P6-613,P8-613,P18-613,P27-613 Featrue: Hair Extension, Nanoring Hair Extension