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The Oakley Leffingwell 9100 sunglasses bring surf culture's clean aesthetic to a performance-ready rectangular frame. Named after Leffingwell's, a reef break north of Los Angeles, this model draws design inspiration from the craftsmanship and finishes of surfboards—textured temples, antique-finished metal details, and a subtle Oakley logo that appeals to those who prefer understated style over bold branding.
BiO-Matter Frame: Sustainable Without Compromise
The Leffingwell's frame is built from BiO-Matter, Oakley's plant-based material made from castor bean bio-resin with at least 56% bio-based carbon content. It delivers the same lightweight durability you'd expect from traditional O-Matter—all-day comfort, resistance to the elements, and the flexibility to handle active use—while reducing environmental impact. The full-rim construction measures 57mm lens width, 17mm bridge, and 134mm temple length, offering a wide fit that works well for medium to large faces.
Prizm Lens Technology: See More Detail
Available in 15 lens options including Prizm Tungsten, Prizm Jade, Prizm Deep Water Polarized, and Prizm 24K Polarized, the Leffingwell uses Oakley's proprietary Prizm technology to enhance color and contrast. Unlike standard tints that simply darken your view, Prizm lenses selectively filter wavelengths along the color spectrum—blocking some, amplifying others—to maximize detail recognition in specific environments. Prizm Deep Water, for example, filters out overwhelming blue tones on open water while boosting greens and reds, helping anglers spot fish beneath the surface. All lenses are made from Plutonite polycarbonate, blocking 100% of UVA, UVB, UVC, and harmful blue light up to 400nm.
Prescription-Ready and Built for Performance
The Leffingwell is prescription-ready, accommodating a wide range of Rx needs thanks to its full-rim design. Unobtainium nosepads and temple grips increase traction when you sweat, keeping the frames secure during active use. Oakley's Three-Point Fit holds the lenses in precise optical alignment, eliminating pressure points and ensuring the frame sits comfortably whether you're driving, fishing, or moving through your day. The straight-back temple design with textured finish adds both grip and visual interest, a nod to the model's surf heritage.
If you're looking for a rectangular frame that balances performance optics with a cleaner, less aggressive look than sport-specific models, the Leffingwell delivers. It's versatile enough for daily wear but engineered with the same attention to detail Oakley brings to its athlete-grade eyewear.
Product Details
Product DetailsModel
0OO9100Shape
Gender
Material
Bridge Type
Rim Type
Age Group
Color Details
Color DetailsColor Code
910002Color Description
Matte Grey SmokeLens Color
Prizm Tungsten
Color Code
910003Color Description
Matte SepiaFrame Color
BrownLens Color
Prizm Jade
Color Code
910005Color Description
Crystal BlackFrame Color
BlackLens Color
Prizm Deep Water Polar
Color Code
910006Color Description
Matte Artic SurfLens Color
Prizm 24k Polarized
Color Code
910001Color Description
Black InkFrame Color
BlackLens Color
Prizm Grey
Color Code
910004Color Description
Matte Black InkFrame Color
BlackLens Color
Prizm Black Polar
Color Code
910016Color Description
Matte Dark GreyLens Color
Prizm Sapphire
Color Code
910011Color Description
Matte Olive InkLens Color
Prizm Bronze
Color Code
910012Color Description
Matte BlackFrame Color
BlackLens Color
Prizm Sapphire
Color Code
910009Color Description
Matte BlackFrame Color
BlackLens Color
Prizm Dark Golf
Color Code
910010Color Description
Grey InkLens Color
Prizm Jade Polarized
Color Code
910017Color Description
Matte Trans JadeLens Color
Prizm Black
Color Code
910018Color Description
Matte Brown TortoiseFrame Color
BrownLens Color
Prizm Black PolarizedLens Features
polarized
Color Code
910019Color Description
Matte Transparent GingerFrame Color
BrownLens Color
Prizm Black PolarLens Features
polarized
Color Code
910020Color Description
Transparent MistLens Color
Prizm Ruby
Size Details
Size DetailsBridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Bridge Width
17.00Temple Length
134.00Size
5717-134
Oakley Leffingwell 9100 Sunglasses
these sunglasses are well made fit nicely and do a great job of reflecing the sun.
Great glasses!
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Frequently Asked Questions
Are Oakley Leffingwell 9100 sunglasses prescription-ready?
Yes, the Oakley Leffingwell 9100 is fully prescription-ready. The full-rim rectangular design can accommodate a wide range of prescriptions, including higher Rx values. Oakley Authentic Prescription lenses come laser-etched with the ellipse logo for proof of authenticity and are designed to work seamlessly with the frame's Three-Point Fit system for precise optical alignment.
What is BiO-Matter frame material on the Leffingwell?
BiO-Matter is Oakley's sustainable frame material made from castor bean bio-resin, containing at least 56% bio-based carbon content. It offers the same lightweight durability, flexibility, and all-day comfort as traditional O-Matter while reducing environmental impact. The material is strong enough for active use and resistant to the elements.
How does Oakley Prizm lens technology work?
Prizm lenses selectively filter and amplify specific wavelengths of light to enhance color, contrast, and detail in targeted environments. Unlike standard tints that simply darken vision, Prizm technology blocks certain wavelengths while letting others through, maximizing contrast between important visual elements. Each Prizm variant is tuned for specific activities—Deep Water for fishing, Dark Golf for bright courses, Tungsten for everyday use.
What size are the Oakley Leffingwell 9100 sunglasses?
The Leffingwell measures 57mm lens width, 17mm bridge width, 134mm temple length, and 45mm lens height. This is considered a wide fit, suitable for medium to large faces. According to Oakley Forum members, the Leffingwell fits slightly bigger than the standard Holbrook, offering generous coverage without excessive wrap.
Do Oakley Leffingwell sunglasses have UV protection?
Yes, all Oakley Leffingwell lenses are made from Plutonite polycarbonate, which blocks 100% of UVA, UVB, UVC rays and harmful blue light up to 400nm. This protection is built into the lens material itself, not applied as a coating, so it won't wear off over time. The lenses also meet or exceed impact resistance standards.
How do the Oakley Leffingwell compare to the Holbrook?
The Leffingwell is slightly larger than the standard Holbrook with a wider bridge (17mm vs 16mm) and longer temples (134mm vs 137mm for Holbrook). The Leffingwell features BiO-Matter sustainable construction, textured temples inspired by surfboard finishes, and more subtle branding. Both are rectangular frames, but the Leffingwell offers a cleaner, less sporty aesthetic while maintaining Oakley's performance features like Prizm lenses and prescription compatibility.
Compare With Similar Frames
How the Oakley Leffingwell 9100 Sunglasses stacks up against the closest alternatives we carry.
- Iconic design with decades of heritage and recognition
- Slightly more compact fit (16mm bridge vs 17mm)
- Broader range of limited editions and collaborations
- Lower starting price ($114.67 vs $116)
- Keyhole bridge design for a distinctive retro look
- Lightweight O-Matter construction
- Larger lens coverage for bigger faces or maximum protection
- Holbrook heritage with XL sizing
- Wide range of Prizm lens options
Read the full comparison
Oakley Leffingwell 9100 vs. Holbrook 9102 vs. Sylas 9448
Choosing between the Leffingwell, Holbrook, and Sylas comes down to fit, aesthetics, and priorities around sustainability. All three are prescription-ready rectangular frames with Prizm lens options, but each takes a different approach.
Leffingwell 9100: Surf-Inspired Sustainability
The Leffingwell stands out for its BiO-Matter sustainable construction—56% bio-based carbon from castor oil—and surf-inspired design details. Textured temples mimic surfboard finishes, and the subtle Oakley branding appeals to those who want performance without loud logos. At 57-17-134mm, it offers a wide fit slightly larger than the standard Holbrook, with generous coverage and a high bridge fit. The straight-back temple design with Unobtainium grip keeps them secure during active use. If you value eco-conscious materials and a cleaner aesthetic, the Leffingwell is the pick.
Holbrook 9102: The Icon
The Holbrook is Oakley's most recognizable lifestyle frame, blending retro-inspired design with modern performance. It's slightly more compact (55-18-137mm in most versions) with more prominent Oakley branding and a sportier vibe. The Holbrook has decades of heritage, countless limited editions, and a proven track record. It uses traditional O-Matter construction rather than BiO-Matter, so it's not the sustainable choice, but it's an icon for a reason. Starting at $124.50, it's competitively priced and offers the broadest range of colorways and collaborations.
Sylas 9448: Retro Keyhole Style
The Sylas brings a keyhole bridge and retro-leaning aesthetic to the rectangular frame category. It's the most affordable of the three (starting at $114.67) and offers a distinctive look that sets it apart from the Holbrook's ubiquity. The Sylas uses O-Matter construction and features a slightly smaller lens height, which may suit those who prefer less coverage. It's a solid everyday frame, but it lacks the Leffingwell's sustainable materials and the Holbrook's iconic status.
Which Should You Choose?
Choose the Leffingwell 9100 if you want sustainable BiO-Matter construction, a wide fit with generous coverage, and subtle surf-inspired styling. It's the best choice for eco-conscious buyers who appreciate understated branding and textured design details.
Choose the Holbrook 9102 if you want Oakley's most iconic rectangular frame with decades of heritage, a slightly more compact fit, and access to the widest range of limited editions and collaborations.
Choose the Sylas 9448 if you prefer a keyhole bridge design, retro styling, and the lowest price point in this comparison. It's a great everyday frame for those who want something different from the Holbrook without the Leffingwell's premium sustainable materials.
All three frames are prescription-ready, feature Prizm lens technology, and deliver Oakley's signature optical clarity and UV protection. Your decision comes down to fit preference, design aesthetic, and whether sustainable materials matter to you.
At a Glance
Oakley Holbrook 9102 Sunglasses
Pros:
- Iconic design with decades of heritage and recognition
- Slightly more compact fit (16mm bridge vs 17mm)
- Broader range of limited editions and collaborations
- Lower starting price point ($124.50 vs $116)
Cons:
- Traditional O-Matter construction (not BiO-Matter sustainable)
- More prominent Oakley branding may not suit minimalist preferences
- Slightly smaller lens coverage than Leffingwell
Oakley Sylas 9448 Sunglasses
Pros:
- Lower starting price ($114.67 vs $116)
- Keyhole bridge design for a distinctive retro look
- Lightweight O-Matter construction
- Available with Prizm lens options
Cons:
- Traditional O-Matter frame (not sustainable BiO-Matter)
- Smaller lens height may offer less coverage
- Less surf-inspired design aesthetic
Oakley Holbrook XL 9417 Sunglasses
Pros:
- Larger lens coverage for bigger faces or maximum protection
- Holbrook heritage with XL sizing
- Wide range of Prizm lens options
- Prescription-ready with proven fit system
Cons:
- Higher starting price ($141.38 vs $116)
- May be too large for medium-sized faces
- Traditional O-Matter, not BiO-Matter sustainable construction
- More aggressive sport styling than Leffingwell's subtle aesthetic