Kinky Straight human hair extensions on wefts are favorite among African Americans. It's the most natural hair texture that is versatile. You can press it for a more straighter look, curl it to create waves with lots of body and texture, and wash it and create more texture. The 12" kinky straight can create a whole head of weave because at 12", you can get about 6-7 tracks which is almost a whole head for most people. Generally, 2 packs will be ideal. The cost varies from $69 to $109 per pack depending on the quality and length. Try yours at hairesthetic.com kinky straight