A provider of "tenacious workgear," Ergodyne says its Worksmart GB5155 Low Profile Hydration Pack features closed-cell insulation, keeping 70 oz of water cool to hydrate workers in hot weather. The shoulder and chest straps are padded and adjustable. The pack is made with hig-vis lime nylon for daytime visibility and reflective glass bead tape for nightime.

Black is also available.

Ergodyne, St. Paul, Minn.
ergodyne.com