The North Face Warm Tights - Women's: It wasn’t your idea to move into an older house, but all your roommates liked how cheap the rent was and how “vintage” the house looked, so you went along with it knowing The North Face Warm Tights have your back. With a combination of HyActive™ hollow core yarns and a two-layer fabric construction, all your warmth is trapped near your body to give you excellent thermal protection while your roommates shiver under their mounds of blankets.