Red color. Designed for professional athletes at risk of experiencing strong and low-impact blows. Features an additional hard and elastic intermediate layer as integrated reinforcement for the anterior teeth. The kits contain 1 BIOPLAST® XTREME sheet (4.0 × 125 mm), 1 transparent BIOPLAST® sheet (2 mm), 1 DURAN® sheet (0.75 mm), 1 packet of 15 g of CETRON® cleaner, 1 BIOPLAST® insulating liquid, and a retaining box. For use only with MINISTAR® from 4/92 and BIOSTAR® from 4/99.