The comfort of this frame is in our proprietary MauiFlex™ material—a flexible metal that “remembers” fit and retains its shape longer than traditional metals

The Kahuna's refined rectangular frame complements a range of facial shapes

Lens Size:  64x42

The Serengeti SHELTON sporty rectangular sunglasses elevate your look for a laid back

Flight Sunglasses will have Authentic Serengeti Lenses put into your frames (Progressive Lenses or Single Vision)

Serengeti Spello Progressive Prescription Lens Options::PHD Trivex | Polarized 555nm w/Anti-reflective Backside (green) The comfort of this frameSERENGETI SPELLO PROGRESSIVE PRESCRIPTION Spello is a navigator shape model, features double injected rubber temples mixing hard rubber on the external side for a sporty look and softer rubber on the inside to maximize comfort. Bright colors inside the temples subtly spice up this timeless design. The wire core inside the temples allows easy adjustment, providing a customized fit. Fit: Medium to Medium Small Gender: Both SPECIFICATIONS Polarized: