Silk in the mix. This kids' long-sleeve polo blends viscose, nylon and silk with tonal Bunny detailing. Gift list, upgraded.Features:Embroidered and printed tonal BunnyStandard collarConcealed buttoned placketLong sleevesFit:Regular fitComposition:58% Viscose, 36% Nylon, 6% SilkModel height is 4'9 (approx. 145cm) and is wearing a size medium.