alo Muse Sweatpant in Light Grey. - size S (also in L, M, XS) alo Muse Sweatpant in Light Grey. - size S (also in L, M, XS) Self: 74% polyester 21% rayon 5% elastane Lining: 50% polyester 38% cotton 12% rayon. Machine wash cold. Elastic waistband with drawstring closure. 3-pocket styling. Logo detail. Midweight knit activewear fabric. Item not sold as a set. 18 at the knee narrows to 9 at the leg opening. ALOR-WP243. W5784R. alo is fueled by good health, good feelings, good fabrics, the greater good. The LA-based, yoga-inspired line features pieces that are functional for everything from a light vinyasa flow to an intense bikram practice. The shorts, leggings, sports bras and tops are designed with movement in mind and employ quality materials that are ideal for wicking away sweat and moving with you. The yoga enthusiast behind the line know what you want when you practice inner peace, wellness and a bra that holds up during bridge pose.