Ice Barrel 300 Insulated Cold Plunge Tub

Key features

• Rigid, fully insulated upright tub
• Built-in ports for adding a chiller
• Made from recycled low-density polyethylene (LLDPE)
• Brand suggests changing the water about every four weeks

Who it's for

An upright barrel you sit in rather than lie in. The brand says the insulation holds the water temperature between sessions.