Xprotex 15 RAYKR Batting Gloves (Pair) AIC (Advanced Impact Composite) is an impact absorbing intelligent material conceived through 30 months of development and testing The impact load generated by a 100mph ball is reduced to the equivalent of being hit by a 40 mph ball with AIC impact absorbing material Vented micro-mesh finger slots increases breathability High quality synthetic palm materials ensures long lasting wear, along with a supierior feel to tradional leather. Neo protection covers the knuckle areas