The L986S 300 has a full-rim, structured rectangular/square frame with a relatively clean, understated Lacoste aesthetic. The green frame gives it a distinctive appearance without being excessively flashy. It works particularly well with casual, smart-casual and summer outfits.

The frame is made from acetate, which is lightweight and commonly valued for its durability and comfortable feel. Lacoste describes the model as suitable for everyday outdoor use.The lenses are designed for strong sunlight and are classified as Category 3, meaning they transmit approximately 8–18% of visible light. They provide UV400 protection, covering UVA and UVB wavelengths.