Frequently Asked Questions

Get answers to common questions about HD Hair Glass Treatment Express Service.

This express service usually takes about thirty to forty-five minutes, depending on hair length and condition. We apply the shine treatment, allow a brief processing time, then rinse and style for a fast, polished color refresh.

No, this express glass treatment is formulated to enhance and deepen existing color, not significantly alter shade. It adds gloss and subtle tone correction; for dramatic color changes we recommend a full color service or a consultation with your stylist.

Results typically last four to six weeks, depending on hair porosity, washing frequency, and use of sulfate-free products. Using color-safe shampoo, cool water, and minimizing heat styling will extend the glossy finish and maintain enriched color between visits.

Yes—this express treatment is ideal for chemically treated hair. It helps seal the cuticle, restore moisture, and enhance color vibrancy without harsh processing. Tell your stylist about previous services so we can tailor strength and processing time safely.

Absolutely—this express service is perfect between full color appointments to refresh shine and tone. Typically safe to repeat every three to six weeks; your stylist will recommend timing based on your hair's condition and color maintenance needs.

We recommend using sulfate-free, color-safe shampoo and conditioner, washing hair with lukewarm or cool water, and applying a heat protectant before styling. Avoid clarifying shampoos and limit washing frequency to preserve the glossy finish and enriched color longer.