Our Car Diffusers are 8ml and made with non-toxic fragrance oils. Each Diffuser comes in a bag with directions. Choose a scent! White Woods - peppermint, pine and tonka bean Crisp Leaves - cinnamon, citrus, berry, green leaves, apple and cedar Namaste - lavender, ylang ylang, tonka bean Boujee Babe - starfruit, peony, jasmine, sandalwood and musk King - Bergamot, Grapefruit, Musk, Spice, Woody Next Level - lime, lemon, bergamot, lily, jasmine, mint, patchouli, musk Golden Grove - Lime, Bergamot, teakwood, Sandalwood, amber Cactus Blossom - Green, Citrus, Coconut, Floral, Musk, Woody Lavender Sage - Rosemary, Thyme, Lavender, Sage, Powder, Musk Glow Getter – grapefruit zest Ocean Cottage – bergamot, sea salt, peony, mint, juniper, light musk, marine Oasis - mandarin, kiwi, coconut water, vanilla musk