Over-the-counter (OTC) orthotic insoles are foot supports made from various materials including foam, leather, and plastic. OTC insoles are designed to go inside your shoe and provide some type of relief. OTC insoles are popularized by clever branding and packaging techniques and can be bought at local pharmacies and grocery stores. Some are marketed as providing additional comfort. Others promise to relieve pain from common conditions like bunions, plantar fasciitis, and arch support issues. Additionally, you can buy OTC insoles for a variety of shoes like high heels, athletic shoes, and boots, so as to seemingly work with every consumer’s lifestyle.