Used 2-3 times. This item can still be used. This is a eyeglass lens cleaner. The mousse foam cleanly removes dirt and bacteria adhering to the lens surface. It is a cleaner containing antibacterial and anti-static ingredients. How to use Before use, hold the can upright and shake well up and down. Spray an appropriate amount on both sides of the lens from about 2 cm away, and wipe with a soft cloth or tissue. Retail Price: 1000 yen #glasses #cleaner #lens #disinfection #dust #prevention #static #contact #cleaning #glasseslens #clean