ColorTrak Tools 6010/702132 Color Ear Protector Caps 24 Pack ColorTrak Tools 6010/702132 Color Ear Protector Caps 24 Pack gives your ears protection from chemical services such as perm solution. These are elasticized ear shields to help protect from chemicals that may drip onto a client's ears for the period of a salon service. Colortrak Ear Protector Caps are aslo great for sensitive skin or allergy prone clients.