Builder Gel Course £190 | Optional Kit: £200 Ready to build strong, structured nails your clients will love? This course is designed for techs who want to master overlays and natural nail enhancements using builder gel (aka BIAB). Learn pro-level prep, application, infill and safe removal techniques. Pre-requisite: Gel Manicure or equivalent qualification required. Includes: In-depth training, manual, certificate (after case studies), and ongoing support.