1. hair extensions is 100% handmade. 2. length: 16inch,18inch,20inch,22inch,24inch,26inch,28inch 3.style: straight or wave: i-tip,u-tip,v-tip,flat-tip,loop hair 4. weight: 0.4gram/strands,0.5gram/strands,0.75gram/strands,1gram/strands. 5. color: 1#,1b#,2#------blue,green, red,pink,613# etc. 6. package: 200strands/pack,100strands/pack,50strands/pack,25strands/pack. 7.hair nature: 100% Chinese remy human and non-remy hair, Indian normal human hair can be available. 8.minimum: 1000strands for same length,style and color. 9.payment: T/T,Western union 10.others: If you have any special requirements, tell us. We will work out to your satisfaction