LIGHT BROWN - FiberGen Hair Building Fiber Package Includes: Large 30g of Hair Fiber 120ml Of Fiber Lock Spray Directions: Step 1: FiberGen fibers are made of natural organic keratin proteins, the same protein that hair is made of. The fibers are charged with static electricity so they intertwine with your own hair and bond securely. Just shake on the FiberGen fibers. They stay in place all day. Step 2: FiberGen Fiber hold Spray Perfect accompaniment to the Hair building fibers, increases bond between hair building fibers and thinning hair to get optimum results with thickness and fullness.