Put your baby to sleep on the softness and cool comfort of 100% cotton percale in 200 thread count. The deep 9 ½" (24 cms) gusset will ensure a safe snug fit with any crib mattress. The finished elasticized edges will hold their shape wash after wash. There are lots of patterns and colors to choose from to give your baby's nursery a truly personal touch. Machine washable in warm water and low tumble dry. Fits standard size crib mattresses 28" x 52" (71 x 132 cms).