SUBTLE 01 - Hard Base 
NEW! Self-levelling STRUCTURE Builder Base with medium consistency.
Durable and  extremely flexible builder base suitable for short, medium and long  nails. 
STRUCTURE Rubber Base is a perfect product for a regular BIAB manicure. 
Characteristics of  STRUCTURE Rubber Base:
* NEUTRAL PH level (very low acidity)
* Excellent protection against mechanical injuries
* Used for Nail strengthening 
* Regeneration of thin and brittle nails
* Perfect consistency for faster application 
* No air bubbles during a application
* Great coverage
* Guaranteed long lasting results