Eyeglasses
Theory-FL01
Los gastos de envío se calculan al finalizar la compra.
- Free shipping over €99
- 14-day frame returns
- 3-month warranty
IGIOO Theory-FL01 Black Round Acetate Eyeglasses
Bring a retro-inspired touch to your everyday look with IGIOO Theory-FL01. These black round eyeglasses pair a full-rim acetate frame with a unisex design, offering a distinctive option for men and women shopping for prescription eyewear.
From your morning coffee to a day at the office, the round silhouette adds character to a simple outfit. The black finish makes the frame easy to pair with both relaxed weekend clothing and a more polished wardrobe.
Frame Features
- Acetate frame: A full-rim design made from acetate.
- Round shape: A retro-inspired silhouette for everyday styling.
- Black finish: A versatile color that works across casual and professional looks.
- Unisex design: Designed for men and women.
- Size M: Compare the measurements below with a pair you already wear comfortably.
Frame Measurements
- Lens width: 50 mm
- Bridge width: 23 mm
- Temple length: 145 mm
- Frame width: 144 mm
- Lens height: 42 mm
Choosing Your Fit
Round frames can provide a visual contrast to angular features, including square face shapes. Personal fit depends on your measurements, so compare the lens width, bridge width and temple length with your current glasses before choosing.
Frequently Asked Questions
What material is the Theory-FL01 frame made from?
The frame is made from acetate and has a full-rim construction.
Are these eyeglasses for men or women?
Theory-FL01 is a unisex frame, suitable for men and women who prefer black round eyeglasses.
What size are these round eyeglasses?
The listed size is M, with a 50 mm lens width, 23 mm bridge and 145 mm temples. The overall frame width is 144 mm.
Are these prescription glasses or sunglasses?
Theory-FL01 is listed as an eyeglasses frame in IGIOO's prescription eyewear range, not as sunglasses. Confirm the available lens options and your prescription requirements before ordering.
Shipping & returns
Free worldwide shipping on orders over €99. Non-prescription glasses ship within 2–3 days, prescription glasses within 2–8 days. You can return a frame within 14 days. Prescription lenses are made to order for you, so they can’t be returned – if you send back prescription glasses, we refund the frame. See returns & exchange and shipping & tracking.
Care & warranty
Every pair comes with a 3-month warranty against defects in materials and workmanship. Clean your lenses with the included cloth and keep your glasses in their case when you are not wearing them.

Theory-FL01
Theory-FL01
Lenses made for you
Single vision, progressive, reading or plain – then blue light, light-adaptive or sun lenses. You choose everything in the next step.
14-day frame returns
Not the right look? Return the frame within 14 days. Prescription lenses are made just for you, so only the frame is refunded.
3-month warranty
Every pair is covered against defects in materials and workmanship for 3 months.
Find your fit.
- ALens width
- 50 mm
- BBridge
- 23 mm
- CLens height
- 42 mm
- DFrame width
- 144 mm
- Temple length
- 145 mm
- Material
- Acetate
- Shape
- Round
Compare with a pair you already own – the sizes are printed inside the temple. Not sure? Ask us.
Questions about size or lenses?
Send us your prescription or a photo of your current glasses – we help you choose the right frame and lenses.



