Nike Mercurial Victory VI Dynamic Fit Firm Ground Football Boots - Laser Orange/Black/White/Volt - Kids SPEED REDEFINED. The Nike Mercurial Victory VI Dynamic Fit Firm Ground Football Boot combines a tongueless upper with embossed ridges to provide the fit, touch and traction needed for today's fast-paced game. Details : • Dynamic Fit collar links the foot, ankle and lower leg. • Embossed horizontal ridges enhance touch. • Tongueless construction wraps the foot for a snug fit. • Stud pattern is designed to provide traction on firm-ground pitches.