Our Newest Roller Ball Roll on Bottles, 5ml in Size! These gorgeous Glass Bottles are the prettiest bottles we now have in stock. These Beautiful Upscale Luxury Roll On Bottles are Perfect for Essential oils, Blends, Perfumes. Serums, Medicines, and the perfect size for all you Travel Needs Each Comes with a Metallized Cap, and stainless steel metal roll on fitment and ball. perfect for essential oil storage and other liquids great for serum samples. The Glass is safe for Essential Oils or Perfumes.