Koala style glasses, Protecfarma brand that help control the effects that occur due to eyestrain. The frame is painted red and come with a graduation of 2.00 diopters. They are designed to treat presbyopia problems, and are pre-graded so that reading moments can be pleasurable. Protecvision glasses are effective in controlling the wear and tear on the organs of the eye as they age. Therefore, these glasses are perfect to avoid the symptoms of eyestrain.
They come with a case to prevent damage to the lenses. They also have an anti-reflective effect and the front of the glasses are made of polycarbonate, which makes them very light. The temples are made of flexible polycarbonate. They can be worn for several hours.