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Multi-functional Sunglasses

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AERON Series｜Far-Infrared Magnetic Sunglasses TF018M
Sale

AERON Series｜Far-Infrared Magnetic Sunglasses TF018M
AERON Series｜Far-Infrared Magnetic Sunglasses TF018M

Sale price $1,099.00 USD Regular price $1,688.00 USD
LYON Series｜Far Infrared Magnetic Sunglasses TF009M (Gloss Black Frame)
Sale

LYON Series｜Far Infrared Magnetic Sunglasses TF009M (Gloss Black Frame)
LYON Series｜Far Infrared Magnetic Sunglasses TF009M (Gloss Black Frame)

Sale price $1,099.00 USD Regular price $1,688.00 USD
LYON Series｜Far-Infrared Magnetic Clip-On Sunglasses TF009M (Sand Black Frame)
Sale

LYON Series｜Far-Infrared Magnetic Clip-On Sunglasses TF009M (Sand Black Frame)
LYON Series｜Far-Infrared Magnetic Clip-On Sunglasses TF009M (Sand Black Frame)

Sale price $1,099.00 USD Regular price $1,688.00 USD
AVERY Series｜Far-infrared Functional Casual Sports Sunglasses TF0017
Sale

AVERY Series｜Far-infrared Functional Casual Sports Sunglasses TF0017
AVERY Series｜Far-infrared Functional Casual Sports Sunglasses TF0017

Sale price $799.00 USD Regular price $1,288.00 USD
TAYLOR Series｜Far Infrared Functional Casual Sports Sunglasses TF0016
Sale

TAYLOR Series｜Far Infrared Functional Casual Sports Sunglasses TF0016
TAYLOR Series｜Far Infrared Functional Casual Sports Sunglasses TF0016

Sale price $799.00 USD Regular price $1,288.00 USD
TIM Series｜Far Infrared Functional Casual Sports Sunglasses TF004
Sale

TIM Series｜Far Infrared Functional Casual Sports Sunglasses TF004
TIM Series｜Far Infrared Functional Casual Sports Sunglasses TF004

Sale price $799.00 USD Regular price $1,288.00 USD
AEGIS Series｜Far Infrared Sports Sunglasses TF022
Sale

AEGIS Series｜Far Infrared Sports Sunglasses TF022
AEGIS Series｜Far Infrared Sports Sunglasses TF022

Sale price $899.00 USD Regular price $1,288.00 USD
SAMM Series | Far Infrared Functional Sports Sunglasses TF023
Sale

SAMM Series | Far Infrared Functional Sports Sunglasses TF023
SAMM Series | Far Infrared Functional Sports Sunglasses TF023

Sale price $899.00 USD Regular price $1,288.00 USD

Far Infrared Tech, Ultimate Eye comfort

O4i specializes in advanced eyewear technology, combining proprietary Infrared Materials and high-oxygen designs to redefine visual wellness for both sports and daily optical wear.

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AEGIS Series｜Far Infrared Sports Sunglasses TF022

AEGIS Series｜Far Infrared Sports Sunglasses TF022

Regular price $1,288.00 USD Sale price $899.00 USD
AERON Series｜Far-Infrared Magnetic Sunglasses TF018M

AERON Series｜Far-Infrared Magnetic Sunglasses TF018M

Regular price $1,688.00 USD Sale price $1,099.00 USD
AEROX Series｜Far Infrared Optical Glasses TF018D

AEROX Series｜Far Infrared Optical Glasses TF018D

$1,398.00 USD
AIRA Series｜ Far Infrared Functional Optical Glasses TF013D

AIRA Series｜ Far Infrared Functional Optical Glasses TF013D

$99.00 USD