Chew proof! Rip proof! Nontoxic and 100% washable! Built for the way babies read, Indestructibles are printed on an amazing paperlike material that can't be ripped, torn, or punctured. If the books get dirty, just throw them in the dishwasher or rinse them in the sink. They're made for baby to hold, grab, chew, pull, and bend, and the charming full-color illustrations are ideal for a baby to explore while cuddling.