CessBlu Blue Light Blocking Glasses for Computer & Digital Screen Use - Anti UV Rays, Anti Glare, Reading Eyewear for Men & Women - Perfect for Office Work, Gaming, and Online Studying

FEATURESFrame Material: PlasticDiopter available: +0.0/+0.5/+0.75/+1.0/+1.25/+1.5/+1.75/+2.0/+2.5/+3.0Lens width: 2 1/16"(52mm)Frame width: 5 3/8"(137mm)Lens height: 1 5/16"(33mm)Frame height: 1 1/2"(38mm)Bridge(DBL): 1/2"(13mm)Temple length: 5 5/16"(135mm)Spring hinge: YesLenses: AsphericHead size: MediumCARETo avoid damage, never clean your eyeglasses with paper towels or clothing or alcohol, and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, today's extra strength soaps are powerful enough to slowly disintegrate lens coatingsKINDLY NOTICESize for manual measurement, there may be a 0 to 1 cm error, belongs to the normal phenomenon.Please ensure that the FRAME SIZE is fit for your head before your pay.

PRODUCTS DIMENSION - Frame Material is Plastic, Lens width about 2 1/16 inches(52mm), Frame width about 5 3/8 inches(137mm), Lens height about 1 5/16 inches(33mm), Frame height about 1 1/2 inches(38mm), Bridge(DBL) about 1/2 inches(13mm), Temple length about 5 5/16 inches(135mm), with spring hinge.

CESSBLU BLUE LIGHT BLOCKING READING GLASSES - CessBlu Blue light blocking glasses could protect your eyes from harmful blue light when you are using electronic device, such as monitor, tablet, cell phone, etc. Our computer glasses can cut more than 30% harmful blue light. It helps you work and live in a more healthy way.

REDUCE EYESTRAIN - Get rid of tired eyes, eye strain, headaches and migraines as well as protecting your eyes from long term damage.

ENJOY READING AGAIN - If you have to spend a lot of time reading text for work or school but have declining vision, CessBlu reading glasses will help you to accomplish these activities successfully.

100% RISK FREE PURCHASE - You can return the defective products for repairing or exchanging for free at any time without any question [Kindly Notice] not including man-made damage. We provide lifetime after sale service. You have no risk to try.