born from the visionary collaboration between Neven Eyewear and Tim Howley of Tombstone Hardware

named for the intense training zone

Slide on a pair and let the world see your vibe

Cr is the epitome of modern elegance

The camo design is a statement of resilience and independence

Colorado Bulldog XL Lens Upgrades:Standard born from the visionary collaborationThese are the Rx prescription version of the Doc Robins XL Colorado Bulldog XL sunglasses. Choose from standard clear lenses or from our wide selection of prescription sunglasses lenses. Tailor these glasses to your liking with our many lens color options. Colorado Bulldog XL brings a cooler edge to the Doc Robbins XL collection. The glossy black rectangular frame fades seamlessly to clear, offering a unique look that still works for everyday wear.