The original technical Men's Helly Hansen Lifa Insulated Stripe Crew Baselayer has been updated with an iconic stripe design, taking inspiration from the iconic sailor stripe. This long-sleeve, crew neck layer provides moisture management during aerobic activities; it's ideal for sailing, hiking, training, climbing, skiing and more. A go-to insulating layer, Helly Hansen have been perfecting the HH® LIFA® construction tech for 40 years; it's quick-dry, extremely breathable and light.