【Durable Quality】Our clear plastic jars with lids storage jars are made of food-grade PET rigid plastic, which is strong and light, not as heavy and breakable as glass. The big PET storage jars with a cylindrical design which durable, recyclable, reusable and refillable, ideal for long-time use. You can rest assured use these clear plastic jars to fill your food without worrying about the effects of the plastic jars. Durable and reliable clear round container materials improve the quality of life.