Nose-pads thickness 1.3MM (C model) has the best non-slip and the booster effect.So these are widely used by customers. These are specific for small size frames such as children's frame and reading glasses.
Applicable to all types of sheet metal optical frames, sheet metal sunglasses, plastic frame, TR90 frames
These nose-pads doesn't divide for "RIGHT" side or "LEFT" side. The letter "L" on the package stands for the thickness of these nose-pads. These nose-pads come in 3 sizes: 1.3mm "S", 1.8mm "M" and 2.5mm "L".
**For these to stick properly you must thoroughly clean the glasses frame to remove all oils and dirt. Recommend using an alcohol whip for this purpose.