Get the perfect combination of soft flask hydration and versatile storage with the Amphipod Soft-Tech Essence-Lite™ Waist Pack! This light and breathable waistpack features a 3D air mesh back panel, an insulated sloped-sleeve design for easy access and an expandable pocket with ample capacity. Engineered for everyday runners, the Amphipod Soft-Tech Essence-Lite Waistpack provides a bounce-free ride! Ultralight and durable Includes 355mL Soft-Tech™ flask (12 oz.) Fully adjustable 1.5" Gypton™ no-slip webbing belt Bounce-free performance design Insulating thermal sleeve Easy-access main pocket holds the largest phones, nutrition and more Super lightweight with durable rip-stop construction Breathable 3D mesh back panel