PACK OF SIX - Comes in a pack of 6 x 10 ml bottles. RECOMMENDED BY EYE CARE PROFESSIONALS. EASY-USE BOTTLE – Sterile for 3 months after opening. Handy-sized easy-to-squeeze patented ABAK multi-dose 10ml bottle. This innovative design prevents bacterial contamination of the solution. CONTACT LENS FRIENDLY - Preservative-free formula suitable for use with all types of contact lenses. Ideal for added comfort for all contact lens wearers. SCREEN-FATIGUE – Hyabak works to soothe discomfort caused by over-use of screens (computers, phones, tablets), gaming and air conditioning/artificial heat in cars or offices. HYDRATES – Hyabak is formulated with hydrating hyaluronic acid to moisturise and lubricate dry and irritated eyes. It is ideal for dry eyes from a range of causes such as travel, air-conditioning, dry environments, and screen use.