4Bond PROEXTEND Salon Service Extender is the most exciting and advanced professional product for extending the life of salon services. Smart Target Technology, a first of its kind, infuses a Proprietary Blend of Polymers, Keratin, Quinoa, and Baobab Proteins rich in Amino Acids into the hair’s cortex. 4bond PROEXTEND has been specifically engineered to seal the hair cuticle and repair split ends that have incurred damage through chemical services such as: color, lightener, smoothing, straightening and thermal styling. 4bond PROEXTEND provides enhanced shine while conditioning, fortifying and maintaining salon services.
SALON SERVICE EXTENDER
PROEXTEND
CONDITION * FORTIFY * MAINTAIN
For an even better look pair up with our 4Bond Keratin Protein Smoothing STRAIGHTLINES!
4Bond PROEXTEND Salon Service Extender is an advanced professional product for extending the life of salon services. Using our PROEXTENDER with help extend any color, lightener, smoothing, straightening, and thermal styling. It provides enhanced shine while conditioning, fortifying, and maintaining salon services.
4Bond PROEXTEND infuses a proprietary blend of Polymers, Keratin, Quinoa, and Baobab proteins rich in amino acids into the hair’s cortex. With its specifically engineered ingredients it seals the hair cuticles and repairs split ends incurred damaged through chemical services.








Mick Brown –
“I have been using the 4Bond Straightlines by Dennis Bernard for a while now. Over that period I have seen, what I can only describe as a major shift in my results with this type of product. Having used many of these protein based treatments over the years, my opinion is that Straightlines ranks as the best so far. Easy to understand, easy to apply with consistent results”.
Adrian, One Step Ahead, Essex
Mick Brown –
Love Dennis’ products so far. Looking forward to trying more of his range!
John Coronado, hairdresser, Essex