?FIX BROKEN, SPLIT, CRACKED, WEAK, SHORT NAILS OR NAIL EXTENSIONS IN MINUTES This jelly builder gel for nails is compatible with all top color gel nail polish brands both UV and LED. Recommended for use with VENALISA Gel top and base coats. The perfect poly gel builder for nails. ?OVERLAY, EXTEND OR USE AS A STRENGTHENER - for weak Natural Nails, Overlays and Tips. Soak off formula. This poly gel builder for nails works with UV and LED nail lamps gels nails, acrylic nail gel and professional salon acrylic gel. ?EASY APPLICATION AND GOOD TENACITY: With proper application, Long Lasting at least 3 weeks and is easy to learn even if it is used for the first time. ?GEL NAIL EXTEND IN A JAR - strengthen, fix, extend your nails in seconds under UV or LED Lamp. It's a little liquid, need work with nail forms. ?BIG SIZE: 50ML big size can use longer time, it's more economic to order this 50ml than other 15ml small bottle.