‘s Invisible Oil Heat/UV Protective Primer gets a pretty powerful update with this limited-edition pink design. The limited edition Hairdresser’s Invisible Oil Heat/UV Protective Primer 250ml. 100% of the RRP less VAT will go towards the Breast Cancer Campaign*. For more information visit www.bcrf.org. BCRF is dedicated to advancing the world’s most promising research to eradicate breast cancer. This sublime leave-in treatment defrizzes, detangles, protects and conditions dry, coarse, or brittle hair.