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A shield, not a pair of glasses: the KatoM with a mechanical lens mount
Original Oakley KatoM sunglasses in Polished Black with a Prizm 24k lens. Built to keep the lens as close to your face as possible without touching it: frameless, wraparound and ultralight, with coverage that swallows your field of view. Model reference: OO9455M-02.
The KatoM is the modified version of the Kato. The original had its lens glued at the sides; this one uses a mechanical mount: the lens is anchored and can be removed, so it takes official replacements. That is what turns it into sunglasses for years rather than for a season.
At Centro Óptico Alpedrete we have spent more than 20 years fitting and adjusting Oakley in a physical shop, with our own workshop. This is a frame you try on and have adjusted by hand: we send it out fitted, not just sold.
There is no frame: lens, nose pads and temples. The lens sits as close to your face as possible without touching it, with an extended wrap that widens your field of view and protects against side impacts.
The result is an ultralight pair of sunglasses with an aggressive profile that you recognise from a metre away, and that holds steady through a training session.
The Prizm 24k treatment boosts contrast and lifts the golden tones. It lets through 11% of light (category 3), so it performs in daylight and strong sun: tarmac, dirt or track. You see the details of the terrain sooner, not later.
The lens is made of high-resistance polycarbonate and filters 100% of UVA and UVB radiation.
Because it is removable, the KatoM takes the official replacement lenses of the family, available in our shop: Prizm Black, Prizm Sapphire, Prizm Road, Prizm Road Black, Prizm Trail Torch and Prizm Low Light, plus the 24k it comes with.
We swap it in our workshop so the mount is not forced: see KatoM replacement lenses.
It includes three Unobtainium nose pads of different thicknesses and depths so you can choose the one that fits you best, plus a mechanism in the temples that lets you tilt the lens. Designed for a high bridge.
Measurements: lens 149 mm wide and 64 mm high; temples 136 mm. Calibre 149.
Original Oakley case made exclusively for this model: same shape as the Sport Soft Vault, semi-rigid and zipped, but with die-cut foam and the exact recess to hold the sunglasses (the Sport Soft Vault has no foam — it is hollow inside). Plus a free microfibre cloth so the lens is always clean.
Clean it with the cloth and avoid resting it on hard surfaces: the lens is exposed, with no frame to protect it. Always store it in the case.
Never use paper tissues or alcohol-based products: they damage the lens treatments.
| Part | Availability | How to get it |
|---|---|---|
| Lens (shield) | 6 Prizm finishes + the 24k | KatoM replacement lenses |
| Nose pads | Unobtainium, 3 thicknesses | In store or by WhatsApp |
| Temple tips | On request | Ask us on WhatsApp |
We are an authorised Oakley dealer and have spent more than 20 years fitting and adjusting sunglasses in a physical shop. 100% original product with a 2-year European warranty, checked by registered optometrists and assembled in our own workshop.
Safe shipping from our centre in Alpedrete and direct support on WhatsApp if any doubt comes up.
No. The KatoM is a sports shield and its lens cannot be prescription-glazed. If you need prescription sunglasses, our workshop will point you to the Oakley models that do take a prescription or to a prescription lens from our range: tell us what you need it for and we will explain it with no strings attached.
Can the KatoM be prescription-glazed?
No: it is a sports shield and cannot take a prescription. For prescription sunglasses we will point you to the Oakley models that can (Radar EV Path, Jawbreaker or Sphaera, among others).
Can I change the lens myself?
The lens uses a mechanical mount and can be removed, but we do the fine adjustment in our workshop so the mount is not forced. We stock six Prizm replacement finishes plus the 24k.
What is included in the box?
The sunglasses, the original Oakley case made exclusively for this model (with die-cut foam and a recess to hold them) and a free microfibre cloth.
What size is it and how do I know it will fit?
The lens is 149 mm wide by 64 mm high and the temples are 136 mm. It suits a high bridge and includes three interchangeable nose pads, so the fit is adjusted to your face. Come into the shop and we will fit it for you.
Is it the same as the original Kato?
Not quite: the KatoM is the modified version. The difference is the lens mount, which here is mechanical and removable (the original had it glued at the sides).
Is it original and does it have a warranty?
Yes, it is 100% original Oakley, with a 2-year European warranty and checked in our workshop.
Doubts about the size, the lens or the fit? We will sort it out straight away.
Data sheet
Specific References