DARK PRO BASE is a low-acid camouflaging base of medium consistency, designed for application in a thin or medium layer on the nails.Description: Low-acid (pH 6.5) camouflaging bases; Pigmentation level from 1 to 3.5 (on a 4-point scale), cures well; Does not delaminate over time; Does not cause intense burning sensation in the lamp; Consistency is closer to liquid, allowing you to level nail surface finely and quickly; Not rigid, closer to elastic. Usage instructions: Perform manicure, buff and degrease the nail, apply Dehydrator and Ultrabond; Before applying PRO BASE, apply a thin layer of SCOTCH BASE (clear base) or another medium-acid base as a base layer for better adhesion:This is important because adhesion to natural nails requires a medium-acid base. Please note: medium-acid bases should only be applied in a thin layer, not for leveling, to avoid chemical burns. Apply a thin or leveling layer of DARK PRO BASE. The layer thickness should not exceed 0.7 mm. Curing time is 60-90 seconds in the original lamp. Apply the selected top coat, cure for 90-120 seconds.