Orbeez Hand Spa Orbeez don't stain, aren't messy and are easy to pick up! Comes with a Play 'n Display Tray, which can be used for playing games or making designs Includes a 16 page full-color activity book Recommended for Ages 5 and up Orbeez are wet and wacky, soft and squishy, fun and funky, bouncy and beautiful; They start off hard and tiny; Add water and watch them grow to more than 100 times their volume