Rainbow Nails' Blog

An OPI Educator's Nail Blog @ Hong Kong

What are the “3-Free” in Nail Polish?

Traditionally, Formaldehyde, Toluene, DBP had played an important part in making a nail polish. But now, everyone wants to get rid of them because of their “toxic” effect to humans. What exactly are they?

Fungal Nail – How to cure?

Here we’re to share 2 products for prevention and cure of fungal nails.

How to open a NEW Nail Salon?

Running a nail salon seems easy and simple, that’s why it’s a popular choice for most of the first time entrepreneur. If you possess these essential elements, you’re ready to go…

[影片教學] 2分鐘學懂美式修甲 American Manicure

美式修甲 (American Manicure) 跟傳統修甲方法不同的地方,主要是工具方面是一部電銼和兩個不同形狀的轉頭,並分為三大步驟。看看影片示範, 2分鐘就學懂!

Varieties of OPI Nail Lacquer Textures

Do you know what kind of texture does OPI Nail Lacquer have?

Shinny, Matte, Glitter – How to use OPI “Top This” Top Coat

We are faced with dilemma when choosing our nails top coat. In the pictures below, we show you 5 color tones of them with Shinny, Matte and Glitter finishing.

Nail Lacquer Comparison – OPI Nail Polish vs Nicole by OPI vs CND Vinylux

What is the difference between OPI Nail Polish, Nicole by OPI and CND Vinylux nail lacquer?

Latest Fashion Trend! Unique Mix Color Nail Lacquer

Goodbye single tone! Catch up with the latest fashion trend and design your unique mix and match. Here are some recommendations…

Simple Nail Art design by CND SHELLAC Soak-off Gel system

Let’s have a revision on each basic step for applying a stable and durable CND Shellac Soak-Off Gel Nails; also introducing an easy nail art for experienced DIY users.

[Tutorial] 3-step to apply OPI GLITTER OFF-Peel-able Base Coat

If you love glitter and dark shades, then you’ll want to experience Glitter Off by OPI. Changing glitter nail color as quickly as changing outfits!!