P.E Nation Regain Track Pant in Nude. - size XS (also in L, M, S) P.E Nation Regain Track Pant in Nude. - size XS (also in L, M, S) Self: 100% organic cottonContrast Fabric: 95% organic cotton 5% elastane. Smocked waistband with drawstring closure. Side zip pocket with logo pull tab. Banded cuffs. French terry lining. Imported. PENR-WP73. 21PE1P096. P.E Nation is the pioneer of active, fashion, and street rolled into one brand. Each active piece is extremely high performance while also being breathable, smoothing, and lifting. Each collection is thoughtfully curated so that every piece can be worn back many different ways, giving you a plethora of options to style it your way. P.E Nation has infiltrated the athleisure market with wearable, fashion forward sports luxe pieces that can be mixed in with any modern wardrobe.