This is a block & slope toy compatible with LEGO Duplo. You can play with it together with Duplo. ・8 balls ・3 base plates ・Approximately 98 colored parts ・54 transparent slope parts ・1 instruction manual No box Purchased on Amazon. I'm not sure if all the parts are complete, but I think most of them are. I have wiped them down as much as possible with disinfectant wipes. Please understand that this is a used item before purchasing. No smokers. Instant purchase OK.