We use ALAC Tech to make our glasses flames, ALAC Tech stands for "As Light As a Cloud Technology," is a line of eyewear made from TR90 material, known for its lightweight, durable, and comfortable qualities. We take pride in crafting eyewear that feels soft and easy to wear for anyone. We use PC Lenses, PC lens stands for "polycarbonate lens It is a type of eyewear lens made from a thermoplastic material that is lightweight, impact-resistant, and durable. PC lenses are often used in safety glasses, sports goggles, and sunglasses because they provide excellent protection against impact and UV radiation. They are also thinner and lighter than other materials, making them more comfortable to wear.