P.E Nation Backcheck Sports Bra in Purple. - size M (also in XS) P.E Nation Backcheck Sports Bra in Purple. - size M (also in XS) Self: 82% nylon 18% elastane Lining: 88% recycled polyester 12% elastane. Made in China. Machine wash. Pull-on styling with P.E Nation logo elastic hem. Unpadded cups. Adjustable elastic shoulder straps. Back cut-out. Item not sold as set. PENR-WI92. 233C374. 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. Shop the latest in fashion from P.E Nation