HARD PLASTIC KID SAFE JARS - With these plastic jars you don’t have to worry about kids breaking them like glass GREAT FOR STORING FOOD AND DRINKS - From storing oatmeal to freezing smoothies these plastic jars work perfect QUALITY 16 OZ JARS - Plastic jars with lids 16 oz size is great for storing and wide mouth opening for easy access TIGHT SEAL LEAK PROOF LIDS - These canning jar lids seal tight to prevent leaking for transport or storage GREAT FOR SCIENCE AND ARTS PROJECTS - Whether its for making slime catching butterflies worms or even craft vases