Babies LOVE the sound of crinkle! This sensory toy is not only fun for baby to hear but it is made with super soft minky and cotton fabric for added sensory play. Each toy is 7"x7" cotton/minky fabric with high quality lab tested and certified crinkle material inside. Our crinkle material meets extensive safety standards called EN71 and CPSIA Certification. It’s machine washable and able to be put in the drier and will not break down or become flimsy over time Crinkle toy is machine wash cold, tumble dry low Front: 100% Cotton Back: 100% Polyester Due to the pattern repeat of each fabric, objects shown on each toy may vary slightly.