Portable Size: Each dropper bottle measures 60mm height x 21mm diameter, holds 10ml of liquid, great for carrying your lens solution when travelling. Easy to Fill – 2 mini plastic funnels and 2 plastic transfer pipettes are included to offer easy and fast filling. Broad Uses- Ideal for inks, paints and glues, oils, eye drops, ear drops and other liquids. Excellent Sealing Property – Inside dripper tip and tamper evident screw top cap create a watertight sealing, keeps inside content safe from little hands. Medical Dropper Bottles – Made of high quality PE plastic, soft and squeezable, easy to control the liquid drops by hand.