Introducing the SHi® Smart Structure Gel collection — a premium line of professional builder gels engineered for precision, performance, and flawless results.

Available in 6 carefully curated shades and two formulas: a thick viscosity 150g jar for structured builds and a medium viscosity 60g tube for smooth, controlled application. Whether you're building extensions, reinforcing natural nails, or sculpting a custom set, Smart Structure Gel delivers the consistency professionals demand.