Helly Hansen Mens Lifa Crew Base Layer Size:M The F4 Alpha is a

The F4 Alpha is a small size Balanced fin with a Ride Number of 5

durability

Cut in our more relaxed Fit

Ambidextrous design can be worn on either foot

Helly Hansen Mens Lifa Crew Base Layer Size:M The F4 Alpha is aThe original technical Helly Hansen base layer just got a fresh look, inspired by the classic sailor stripe. Built with HH LIFA technology, this long sleeve crew delivers breathable warmth, rapid moisture management, and all day comfort during any high output activity. Perfect for sailing, hiking, training, climbing, skiing, and more. With over 40 years of LIFA innovation, its no wonder this base layer is trusted by professional athletes worldwide.