Ronhill - Men's Tech Prism 1/2 Zip L/S Tee Socks Integrated Toe Bail - Using

Integrated Toe Bail - Using the same technology and TPU as the reinforced eyelets

With REACTIVE LIGHTING® technology

Part of the Endorphin collection you love

mountains and mud

Wrist strap

Ronhill - Men's Tech Prism 1/2 Zip L/S Tee Socks Integrated Toe Bail - UsingMade for cold or cool days during any of the four seasons. Can be worn effectively over a base layer or under a jacket, but also next to skin if preferred. This technical thermal half zip mid layer is incredibly warm despite its low bulk and is ideal for cold days worn as a layering piece. The new Prism fabric is designed to do several things. The hexagonal grid pattern helps to trap air which insulates the body. This same feature also creates low