Rojin. Nail master. Amsterdam. Nail technician specializing in BIAB and gel applications for natural-looking, long-lasting wear. Known for clean cuticle work and durable finishes. Nail master. Amsterdam. Nail technician specializing in BIAB and gel applications for natural-looking, long-lasting wear. Known for clean cuticle work and durable finishes. Nail master. Amsterdam. Nail technician specializing in BIAB and gel applications for natural-looking, long-lasting wear. Known for clean cuticle work and durable finishes.