The colorful items in the foreground are eraser-type. There are hard and soft ones. The blue dinosaur looks like its hand is cut off → Photo 6 The ones in the back are, I think, plastic? They're hard. Some are the same. The larger ones are about 5 cm tall x 5 cm wide and there are 18 of them. My son used to be obsessed with dinosaurs and collected these. Stored at home.