By Zao  essence of nature
 
ZAO hardener can be used to strengthen nails. It is ideally applied as an undercoat before nail polish. 
Inspired by plants, its vegan and bio-sourced formula is composed of 82 % ingredients from natural origin (corn, potatoes, manioc and wheat.) Bamboo extract is also a key ingredient. 

Glass and bamboo packaging: 8 ml / 0.27 fl.oz
 
Apply a coat of hardener and allow to dry before applying your nail polish.
 
Made in France
Cruelty Free and Vegan.
 
INGREDIENTS HARDENER :
ETHYL ACETATE, BUTYL ACETATE, NITROCELLULOSE, ADIPIC ACID/NEOPENTYL GLYCOL/TRIMELLITIC ANHYDRIDE COPOLYMER, ISOSORBIDE DICAPRYLATE/CAPRATE, ALCOHOL, N-BUTYL ALCOHOL, PERSEA GRATISSIMA (AVOCADO) FRUIT EXTRACT, CAMELLIA SINENSIS LEAF EXTRACT, CITRIC ACID, AQUA (WATER), DISODIUM EDTA, GLYCERIN, HYDROLYZED VEGETABLE PROTEIN PG-PROPYL SILANETRIOL, METHYLPROPANEDIOL, METHYLTHIOPROPYLAMIDO ACETYL METHIONINE, POTASSIUM SORBATE, HELIANTHUS ANNUUS (SUNFLOWER) SEED OIL, CAPRYLIC/CAPRIC TRIGLYCERIDE, TRIMETHYLPENTANEDIYL DIBENZOATE, HEXANAL, BAMBUSA VULGARIS SAP EXTRACT, PHENOXYETHANOL, PISTACIA LENTISCUS (MASTIC) GUM, PROPYLENE GLYCOL, SODIUM BENZOATE, SPINACIA OLERACEA (SPINACH) LEAF EXTRACT, TOCOPHEROL, ETOCRYLENE, CI 60725 (VIOLET 2).