PERFORMANCE TECHNOLOGIES: Therma-Loc+ hybrid thermoplastic resin retains stiffness by up to 50% better than standard nylon heads in various temps... leading to more consistency and a quicker release. Pro Player approved extreme offset and pinch generates XP Power for the outside shooting attackman or midfielder. Spine Track bottom rail features a unique spine design that provides pocket security and stringing protection, which boosts consistency. The new X Truss stabilizes the upper sidewalk while pushing energy to the scoop which generates shot power. Aggressive scoop diffusers reduce drag and improves airflow on ground balls. Meets all NFHS, NCAA, Lacrosse Canada, and World Lacrosse men's field specifications.