Set of 30 empty plastic bottles,holds 30ml or 1oz.Excellent for travel,conveniently fits in your purse.These clear plastic fine mist spray bottle and cap are polypropylene,ergonomic design,leak proof,spring-loaded button,provides comfortable use.Mist glass spray bottles are perfect for essential oils,DIY beauty products,aromatherapy,pillow mist,witch hazel,air freshener,deodorant,household cleaner,face spray and any other mixtures.Empty spray bottle can be washed and reused.