Intended for salt, pepper, herbs, or other condiments. They are held together in a plastic package. The lids are colored in red, green, and yellow. These shakers are designed for kitchen use, and can be used for camping, RVs, and outdoor eating. They are moisture-proof and help keep contents dry. They are made of plastic and come with a lid that can be rotated for easy dispensing. The shakers are designed to keep spices fresh and maintain their flavor.