Add spaces: Forthesepurposes,youcanuseastrawforcocktails,plastictubesofdifferentdiameters(brokenpen,markers,pipeoutofthekaleidoscope),funnels,plasticpylevybivalki,tennisrackets,andeventheirownhands.
For these purposes, you can use a straw for cocktails, plastic tubes of different diameters (broken pen, markers, pipe out of the kaleidoscope), funnels, plastic pylevybivalki, tennis rackets, and even their own hands.