Bath Mat Without Suction Cups Does Anyone Know Of Any Fun "slip Gaurds" For The Bathtub That My Son Would Enjoy? (little Bath Mats) ?

Does anyone know of any fun "slip gaurds" for the bathtub that my son would enjoy? (little bath mats) ? - bath mat without suction cups

I make a great level ... cuz sitting in the bathtub without his seat soon and I want to put something on the bottom of things. I thought I could get something fun or good. anybody heard or know where can I get? like sesame street or duck or something?