The Heavenly Soft Minky Dot Chenille 3-Piece Portable/Mini Crib set fits standard size Portable/Mini crib mattresses. The set is designed for the comfort of your baby, plus enhance any nursery decor. Reversible comforter has ultra-soft Minky Dot Chenille one side and matching color made of 100% supreme cotton jersey matching on the back. Set Includes: Reversible comforter with ruffle, one 100% supreme cotton jersey sheet one 8.5" high bumper. Machine wash cold with like colors, mild detergent and gentle cycle. Tumble dry low for best results.