The Nathan Sports SpeedDraw 2 Insulated Handheld 12oz Flask features an improved ergonomic shape for a more comfortable grip and easier squeeze during activity. The double-walled insulated design helps keep fluids cooler for longer, making it ideal for extended runs or workouts. Its versatile carrier includes a stretchable power mesh pocket that fits most smartphones and a small zippered pocket for secure storage of keys, cards, or other essentials.