SureThik is a global brand manufacturing High Performance hair thickening fibers and hair loss products. All SureThik products are made in North America. SureThik only uses 100% natural Keratin fibers in every bottle and comes in 8 natural colors. Shake or spray SureThik fibers into weak and thinning hair and within seconds, SureThik creates the appearance of thicker and fuller hair. ... https://surethik.ca