Amanda Uprichard Sweater in White. - size XS (also in L,S) Amanda Uprichard Sweater in White. - size XS (also in L,S) 65% viscose 25% nylon. Rib knit fabric. Partial front button placket. Imported. AMAN-WK2. SW 5023. Amanda Uprichard offers classic pieces that are practical, feminine, and bright. Collections feature silks in colors that range from girly hot pinks to deep matte blues, and silhouettes that are sexy yet wearable.