Material Mini Crib Mattress Topper use baby grade skinfriendly breathable fabrics soft reactive printing and dyeing does not lose color low color compression filler for thickened high Density environmental protection sponge foam no irritating odor no deformation high resilience good toughness quiet soundabsorbing features Safety the overall use of environmentally friendly materials so you can rest assured that the Mini Crib Mattress Topper does not emit irritating odors high tensile strength of the fabric do not have to worry about the babys daily play when tearing the fabric scratching the inside of the filler COMFORT Thickened 4 inches thicker than most mattresses on the market so there is better support plenty of material to enhance comfort perfect support for your baby to sleep play bounce and wont collapse DESIGNCute cartoon background reactive printing and dyeing technology strong color fastness will not fade 3D threedimensional edges and Mini Crib more snug prevent pacifiers and toys from falling concave and convex design stitching concept so that the baby does not slip when sleeping playing jumping optimizes airflow reduces body heat gives the baby a comfortable sleeping environment so that the baby sleeps more comfortably Mini Crib Mattress 38x24 The 38 x 24 mini cot mattress measures 38 x 24 inches and is 4 inches thick Please measure the mini cot size it will fit like a gloveportable mini crib mattresses benefit spinal development