Aviator Nation X REVOLVE 4 Stripe Sweatpant in Blue. - size XS (also in S) Aviator Nation X REVOLVE 4 Stripe Sweatpant in Blue. - size XS (also in S) 50% cotton 37% poly 13% rayon. Made in USA. Machine wash. Elastic waist with interior drawstring closure. Elastic cuffs. Embroidered logo and side striping detail. Fleece lining. Item not sold as a set. ANAT-WP24. WSPRS4-PBLU. Who doesn't have an obsession with vintage clothing? Paige Mycoskie, creator of Aviator Nation sure does. That's why she began studying the art of authentic vintage clothing and starting creating her own line of tee's, sweatshirts and hats to give the world that well worn feeling of so long ago.