Joshua Tree lip balms are petroleum free and made from a base that's a blend of cocoa butter and beeswax, so they glide on smoothly. All lip balms are packaged in a slim-fit tube that fits comfortably and securely in a pocket with a cap that won't unexpectedly pop off. Tea tree is an essential oil that's a natural antiseptic used for decades to treat wounds and aid in oral hygiene. Healing Mint's combination of mint and tea tree oil makes it an effective antiseptic to heal and revitalize sunburned and chapped lips. Mountain Mint is an SPF 18.