3 Innovative ways to use Builder Gel to create a perfect set of nails in 25 min or less! Cuccio Pro™ Builder Gel Pro Starter Kit gives you all the essentials you need from prep to finish to create flawless nail extensions using our easy to apply Brush-On Builder gel with calcium and the tools needed all in one kit. Includes: Cuccio Builder Gel 13mL, Cuccio No Cleanse Top Coat 13mL, Cuccio Builder Gel Cashmere Sweater 13mL, Primer Pen, Mini USB Curing Lamp, 20 pk Short & Sassy, 20 pk Long & Luxurious, 20 pk Colfin tips, 20 pk Pointy Stiletto, 24 pk Form-A-Nail Forms, 25 pk Cuccio Forms, Instructions. Cuccio Pro Brush-on Builder Gel: 0.43 fl oz (13 mL) is a Calcium enriched builder gel, in an easy brush-on formula that applies like a soak-off gel polish but works like a hard gel.