The "Style GT 90 (synthetic weft) 61" appears to be a reference to a specific type of hair weft, with the color 61.
Here is a possible description for this product:
"The Style GT 90 (61) synthetic weft is a stylish and versatile option for your hair extension needs. Made with high quality materials, this weft is designed to provide a strong, durable foundation for creating wigs or custom hair extensions Color 61 is a bright, modern platinum blonde, offering a bold, on-trend look. With the Style GT 90 (61) synthetic weft, you can easily add length, volume or highlights to your hair. your hairstyle for an elegant and sophisticated look."
This description highlights the product's durability, quality, and specific color to help customers understand its features and benefits. If you need more information or would like a more specific description, please don't hesitate to ask.