The search results provide information on human hair lashes, including product details, positive and negative aspects, and ingredients or materials. Here is a summary of the key points:

• Human hair lashes are made from 100% natural human hair that is sterilized and hypoallergenic.
• They are handmade and curled to perfection by skilled artisans.
• Human hair lashes are more pliable and can easily bend to fit any eye shape compared to synthetic lashes.
• They are more expensive than other types of lashes because the material is harder to collect, and it takes time to create lash extensions from human hair.
• Human hair lashes are custom-designed for drag queens and showgirls and are not for everyday use.
• Human hair lashes are reusable and can last for 8-12 uses with proper care.
• Human hair lashes are not commonly used in eyelash serums. Instead, botanical extracts and DHT blockers are used to achieve healthier eyelashes.
• Human hair lashes are free of animal-based materials.

In summary, human hair lashes are a high-quality and hypoallergenic option for those looking for false eyelashes. They are handmade and custom-designed for drag queens and showgirls, but they are more expensive than other types of lashes. They are also reusable and can last for multiple uses with proper care.