A classic hydration waistbelt with a modern twist, the Trail Mix Plus Insulated 3.0 features new materials and updated pockets to maximize storage. Includes updated holster design to provide a secure and one handed access to flasks plus no bounce technology to keep the belt and flasks in place while on the run.MORE SECURE WITH LESS BOUNCEUpdated holster design that provides easy, one-handed, on-the-fly access to hydration and nutrition with no bounce.EXPANDED POCKETSNew large expandable front zippered pocket designed to fit most large smartphones