Goldwell Just Smooth Flat Marvel Straightening Balm is a hair product designed to help straighten and smooth hair. It contains ingredients that provide thermal protection and help protect the hair against damage caused by heat styling. It also helps provide a glossy, healthy-looking finish.

The Goldwell Just Smooth Flat Marvel Straightening Balm offers a number of key benefits to help you achieve silky smooth, straight hair.

1. Heat protection: The balm helps protect your hair from the heat of styling tools, such as straighteners and curling irons, up to 230°C/450°F.

2. Nourishment: The balm is enriched with Argan oil and silk extract to provide deep nourishment and hydration to your hair.

3. Frizz control: The balm helps to control frizz and flyaways, leaving your hair smooth and sleek.

4. Shine: The balm helps to add a healthy shine to your hair, leaving it looking glossy and lustrous.

5. Long-lasting results: The balm helps to lock in your style for up to 48 hours, so you don't have to worry about your hair losing its shape.

To use Goldwell Just Smooth Flat Marvel Straightening Balm, begin by washing and towel drying your hair. Then, apply a generous amount of the balm evenly throughout your hair. Comb through with a wide tooth comb to evenly distribute the product. Finally, blow dry your hair using a round brush to create a sleek, straight look. For best results, finish with a flat iron.

Pros:

- Helps to reduce frizz, static and flyaways
- Provides long-lasting straightening
- Heat protection up to 220°C
- Suitable for all hair types
- Lightweight, non-greasy formula

Cons:

- Can be drying for some hair types
- Contains alcohol, which can be damaging to the hair
- Some people may find the scent too strong
- Expensive compared to other products