Helly Hansen Packable Rain Pant - Women's (pants): If you’re heading out for the weekend and are unsure what the weather may bring, pack the lightweight, waterproof, and breathable Packable Rain Pant. The Packable Pant is made with two different fabrics-a non-friction nylon and a Helly tech treated waterproof layer so you can be certain to stay comfortable, whatever nature might throw at you.