Cuddledry&reg; Cuddlemat Amazing Color Changing Bathmat for 0 to 30 Months Baby (Green) cotton Great fun for kids and grown ups too  compare the foot and handprints of your whole family! A source of wonder and fascination for children (and adults!), encouraging creative and imaginative play The colour change is safe, reversible with cooling and the effect is durable though domestic wash cycles Made with 100% natural, absorbent cotton  dyed safely under ISO 14001/2001 standards and ethically sourced. Clever technology makes the magic happen!