100% cotton.
Twin set includes 1 comforter (68" x 86"), 1 bed skirt (39" x 75" x 15"), 1 pillow sham (20" x 27"), and 1 decorative pillow (14" x 26").
Queen set includes 1 comforter (88" x 92"), 1 bed skirt (60" x 80" x 15"), 2 pillow shams (20" x 27"), and 1 decorative pillow (14" x 26").
King set includes 1 comforter (106" x 92"), 1 bed skirt (76" x 80" x 15"), 2 pillow shams (20" x 37"), and 1 decorative pillow (14" x 26").