TRAVEL-SIZED FOR EASY TRANSPORT: These to-go bottles are designed with holding essential oils, perfumes and fragrances, facial and body mists, and various water-based liquids in mind. Their unobtrusive size allows them to fit comfortably in your pocket, purse, handbag, backpack, or luggage.REFILLABLE FOR LONGTERM USE: Easy to refill and reuse, the long term value of these bottles is significant. Greatly reduces the waste when compared to disposable store-bought bottles. WON'T LEAK OR SPILL: The glass is thin but durable and not easily susceptible to leaking, scratches, or breaking. They are a worthy addition to our line of high quality glass vials and cosmetic jars.