1. Available type: U-tip, I-tip and V-tip. 2. It is used by hair fusion iron. It is very simple to operate. 3. Normal package is 50 strands/every package. Special package can be meeted. A beautiful package with a clear bag. 4. The weight/every strand is 0.5g, 0.8g and 1.0 g or according to your requirements, 0.7g/each strand, 0.9g/each strand, etc. 5. 100% human natural hair. Indian human hair and Chinese human hair are ok. 6. Quality: Grade A.