V-Science outer is complemented by 80g insulation, a moisture-wicking Tafetta lining, and critically taped seams, in a modern relaxed fit. Technical features like Zip Tech® pant-to-jacket interface and a triple-reinforced rise takes this girls' pant to the next level of performance, and the features don't stop there. Grow Tech extends the pant's lifespan by quite literally extending the pant.