Robert Calvin Hair & Beauty Products Robert Calvin International Art Director, from all his experience and passion for hairdressers, has chosen to create a high-quality, professional, affordable hair colour for the hairdressing world. Procare FoilsProcare is the leading manufacturer of hair foils and dispensing systems in the EU and the No.1 selling hair wrap in the UK. This is a strong, flexible film. Suitable for all painting techniques including highlighting and creative painting techniques. Ideal for use with our cutting and folding dispenser.