Exquisite Hair blends well with many hair types, its silky, has a healthy shine and natural luster and comes in straight, natural wave, and curly textures. It holds a curl extremely well. The life span on Exquisute brazilian hair is 1-2 years with proper care. Usually you can purchase 3 bundles for your primary sew in, thats typically the magic number for your average sew in. With 3 bundles anywhere from 10-18" your install will be full, flowy and glamorous. If you want a install longer than 20" we STRONGLY recommend 4 or more bundles.