This great 3D glasses is re-useable. The Sport style let it looks like a fashion sunglasses. It works perfectly with Playing games in 3D or 3D movies. This version glasses works better than the cardboard versions. Besides, you will find it sits nicely onto your nose. The glasses has fashion design with normal gentle glasses size.1) Superior quality, aviation-style black plastic frame2) Fashion design with normal gentle glasses size3) Clear and quality resin lens without any distortion4) Lightweight and suitable size for more comfort5) Red for left and blue for right6) Plastic frame