Here’s a description of Toppik Hair Building Fibers Black (27.5g):

Product Name: Toppik Hair Building Fibers – Black (27.5g)

Description:
Toppik Hair Building Fibers are made of natural, colored keratin protein that instantly makes thinning hair look thick and full. The fibers cling to existing hair using a static charge, blending seamlessly for a natural appearance. Designed for both men and women, Toppik is resistant to wind, rain, and perspiration but washes out easily with shampoo.

Key Features:

• Instantly conceals thinning hair and bald spots
• Made of natural keratin protein for a natural look
• Electrostatic charge binds fibers securely to hair
• Resistant to wind, rain, and sweat
• Easily washes out with shampoo
• Ideal for all hair types and textures
• Safe for daily use and compatible with styling products