Limestone Pioneer

Our classic color-way is reborn - now with 100% recycled materials!

The Pioneer is a large frame with full field-of-vision coverage and enhanced sun protection. A unisex style that is universally sought after for its action sports ready features and dope style. The clear frame paired with the matching blue arms and lens create an everyday use color-way that is also fully stylish.

SUM's mission to create performance quality eyewear with a smooth, fashion forward appearance is really shown in these Pioneer frames. Particularly with the slender arms and flex-hinge that adjusts perfectly to any size head. This feature was designed for people to be able to wear the sunglasses without a headache and the end of a long day of use.

Lens Coatings - Scratch Resistant Lens Coatings. Stainless Steel Spring Hinges.

Lightweight For Maximum ComfortImpact resistant polycarbonate frame and temples.

Eliminates Glare - 1mm Polarized TAC lenses block UVA and UVB and provide superior eye protection.

Spring Hinge - Spring hinge adds durability to the overall frame design. Allows temples to automatically adjust pressure on the side of your head based on size.

Technical Sizing Description


Frame
  • Arm: 140 millimeters | Bridge: 16 millimeters
Lens
  • Lens width: 57 millimeters | Lens height: 45 millimeters | Bridge: 16 millimeters


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