Using no heat or glue, the hair Extensions are attached close to the roots by tiny metal, colour-matched rings, tightened with simple pliers. They are safely removed without using chemicals, by just loosening the rings they will easily slide out. This is a safe hair extension techniques for all hair types. Wearing time up to 12 weeks (depending on the hair type) after that the strands... https://ambitiouslengths.co.uk/hair-extension-methods/