Sunny Hair Tape in Extensions:Tape in hair extensions black is hand sewed into a clean skin base and then attached to the American White Tapes. Jet Black Tape in Hair Extensions Human Hair are real human hair. Whether it is the collection of raw materials to the production process, we carry out strict quality control.ADVANTAGES: 1-Invisible: since the hair tape in extensions are super thin & transparent, it just looks like that the hair is growing from your own scalp.2-Durable: once the Jet Black Tape in Extensions Human Hair are applied with good care, they can last for 2-3 months.3-Convenient: they are easy to apply, and easy to take off with professional remover.4-Reusable: Jet Black Tape in Hair Extensions Human Hair are reusable simply by replacing the tapes.SPECIFICATIONS:Texture: 100%. Premium Remy Human Hair, no animal or synthetic hair mixed.Lifetime: 2-3 months (depending on use and care)Quantity: 12inch 20pcs/40g; 14-24inch 20pcs/50gWe recommend 2-3 packs for adding volume, and 3-4 packs for stretching length.KINDLY REMIND:1-Hair color: We don’t suggest to dye Jet Black Hair Extensions Tape in Human Hair, because unprofessional dyeing process would greatly shorten hair lifespan and affect hair quality.The actual color of the Jet Black Tape in Hair Extensions Human Hair will be slightly different due to the light when taking pictures and the different production batches.2-Hair applying:Please don’t use hair conditioner to wash your hair before putting on the hair extensions.Please be sure to seal the tape with a flat iron for maximum adherence.Make sure that do not wash your hair at least 48 hours after applying the hair extensions.Please do not wear hair extensions swimming or surfing, the sea water will seriously damage the hair quality.