USD 
Canadian
Shape: Modified rectangle that complements a range of facial features.
Bridge: Fixed, saddle-style design with embedded, non-slip nose pads for comfort
Fit: (eye) 63, (bridge) 15, (temple) 115, 8-base curve
Finishing Treatment: Smooth and high-gloss as a result of being tumbled in teakwood and bamboo
Material: High-grade nylon, which proves to be lightweight, extremely durable and fully adjustable for a custom fit
Hinge: Anti-corrosive spring that provides flexibility offering a secure, comfortable fit for various face shapes and sizes
HCL® Bronze:
full sun to overcastFor everyday variable conditions, from full sun to overcast. Provides excellent contrast. Great if you love a warm, subtle bronze tint.