KARAKAL CORE SHADOW 155 Racketball Racket – Manufactured using Karakals NEXGEN Fast Fibre graphite and taking the advantages of graphene combined with the unique braiding technology, the CORE Shadow 155 is further enhanced with the NEXGEN fast fibre construction layup process. This delivers an additional 15% Faster return to shape than conventional layups which takes control, accuracy and power of play to the next level.