P.E Nation P.E NATION founders Pip Edwards and Claire Tregoning love to ski and often wear DC's pieces on their trips, so it made total sense for the duo to collaborate with the label. These 'Viva' pants are made from waterproof black shell blended with plenty of stretch. They have a drawstring waistband to trap heat and flared cuffs that will easily fit over your boots. Wear them with the matching jacket.