Santana Bathrobe: Inner 100% Cotton, outher 100% Polyester Santana Slippers: 50% Cotton -50% Polyester S-M-L-XL sizes are available. Color Options: White, Warm Gray Thanks to its special and artful (well-thought-through) structure, Santana Bathrobe and slippers keep their quality, appearance and comfort for a long time after repeated washing. Because the inner lining of the design completely includes finest Long Staple Turkish Cotton, Santana Bathrobe absorbs and discharges water quickly and it provides the fastest drying that you can expect.