250ml. Top selling product worldwide. Atomized carbon in a low viscosity dye formula. Increase pigment in the hair and follicle for better photon reaction with the tissue. Improves laser hair removal results by 500%. Hypoallergenic, for external use only. Brought to you by Bio-Avance, the leader in Salon and Medispa Cosmetology Equipment, Accessories and Supplies. Chosen by more professional Aestheticians. YES, we ship FREE of charge (worldwide). YES, we service our customers. YES, we value your business. Looking for Laser, IPL, Electrolysis and professional skin care equipment? Visit my store. I carry them all at the BEST prices on the internet! Please allow an additional 1-2 business days for delivery as all major shipping companies are experiencing slight delays. All items are brand new with a 1 year standard warranty. Additional years can be purchased by referring to the warranty extension registration card included with the paperwork in the package. Full technical support is available (in the use and setup) of Bio Avance equipment. All items are manufactured in (and shipped from) the USA.