What Our Gearhead(R) Experts Are Saying: "The 15-liter is the sweet spot-it carries enough for a full day but still feels easy on the shoulder."For day trips that call for more room without stepping up to a full-size cooler, the 15L Carryout Soft Cooler strikes the right balance. We use it for beach days, picnics, and long afternoons outside where reliable cold matters. Hydro Flask built this cooler with a compression-molded body for ergonomic comfort and stability. Optimized insulation delivers all-day cold, while the clamshell lid allows quick access. The removable FlexClip strap system adapts to different carry preferences, and the welded interior liner keeps cleanup simple when the day winds down.