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Strengthening and building: what is the difference?

Many of the potential clients of beauty salons do not see the fundamental difference between building and strengthening nails. Meanwhile, it exists. In the first case, it is necessary to get long, entirely artificial nails that will not be afraid of mechanical loads. The materials used for extension (as a rule, this is acrylic) are very strong, but at the same time it is difficult to call them light and elastic.