This toy is safe smooth and comfortable will no sharp parts to hurt your baby. This toy is fun and challenges your baby's ability to stand up and stack them higher and higher in proper sizing order teaching them letter and number is very educational. Manufacturered by TOYANDONA. Can be played with in the tub or at the beach they are also bathtub toys bath time toys a great addition in the playgroup and kindergarten classroom. Warm tip: Dear buyer Due to lighting effect monitor's brightness manual measurement and etc there could be some slight difference in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Safety and health learning while playing.