Shop our great range of nail top and base coats to protect your nails and nail polish from the leading brands. The base coat will be applied before your nail and is used to provide a smooth base for your nail polish and protect your nail. The top coat will be applied on top of your nail polish as a final coat to seal your nail polish and protect it from chips and gives your nail polish a fantastic shine. Shop the latest offers for nail top and base coats, check ratings and read reviews to see what customers are saying. All reviews are 100% secure.