💋Bamboo Wayfarer Sunglasses with Polarized Lenses • Natural, Eco-friendly • Unique • Comfortable • Durable • Stylish All of our wood sunglasses comes standard with a stainless steel, extra durable spring hinge. This allows the frame to comfortably fit a wide range of face sizes and shapes. This frame is made of bamboo (they float in water). Available in Pink, Blue, Green, Brown, Gray or Orange.