RIVBOS Rb831 Polarized Sports Sunglasses Review: An Effective Outdoor Eyewear

RIVBOS Rb831 Polarized Sports Sunglasses Review

This review is all about the RIVBOS Rb831 Polarized Sports Sunglasses. Do you want to know if this eyewear can protect your eyes against the harmful UV rays while outdoors? Well, I suggest that you read this review in order to learn more about it.


Product Overview

Product: RIVBOS Rb831 Polarized Sports Sunglasses

Cheapest Place to Buy: Amazon.com

Unique Feature: Unisex; Mirror Coating Lenses; Plenty of Color Choices

My Rating: 9.4 out of 10


RIVBOS (RB831) Polarized sports sunglasses for men and women. This TR 90 sunglasses has a durable frame for cycling, baseball, running and quite range of other numerous use.

It is designed with a top stylish look equipped with an impressive lens clarity that protects the eyes against all form of outdoor risks. It is one of the best sports sunglasses that gives the best comfort and protection.

It also has many advantages compared to other brands in the market and that’s why in this review, we will be discussing their major specification and features. I hope that this can help you learn more about it.




The frame of RIVBOS (Rb831) is made up of Switzerland tr90 material. It is super light and has a stylish design. The frame length is 140mm (5.51 inches). With this lightweight feature, the user enjoys the comfort of this sunglasses.

The material is durable  which is a fantastic feature of an unbreakable frame.

This pair of active eyewear features has an unbreakable frame that has the ability to bend under pressure without breaking.

Superiority in protection

The RIVBOS (Rb831) wraparound design that sits snugly and comfortably around the face ensures that they stay at all times.

RIVBOS Rb831 Polarized Sports Sunglasses Review


Considerable sunglass length

The frame length is 140mm (5.51 inches) that gives the best and comfortable look while wearing them. Moreover, the sunglasses are designed with optimally cool look making the users retain their glamour beauty.

Elastic Sport belt

They come with an elastic sport belt in which you can interchange. Basically, you can strap or bow the eyewear. There is also a soft rubber pad that gives a comfortable feeling to the user as they undergo through their sports activities.

The wide temple design makes sure that the sunglasses is appealing and durable

People prefer durability, so this eyewear is designed with a wide design to prevent breakage even if they fall.

RIVBOS Rb831 Polarized Sports Sunglasses Review


Soft rubber nose pad for flexibility

The fact that this sunglasses has a rubber nose pad, it is effective for sport activities. It reduces and prevents skin tension hence offering a desirable feeling when using it.

It also has a unique spring design for effective and extreme flexibility

This feature enables the sunglasses to be adjustable. So it doesn’t alter the design or the initial look of the eyewear. It is also a desirable active wear because the frame is capable of efficiently resting on the users head. Basically, it prevents them from slightly slipping off.

The RIVBOS (Rb831) frames measure 140mm up front, a nose bridge of 30mm and leg length of 140mm. However, the design of the eyewear makes it more stable as worn by the user.

The frame comes in five cool colors. This include grey, black red, black, transparent grey, and white and black.

RIVBOS Rb831 Polarized Sports Sunglasses Review




The lenses are wide and follows the dimension of the frame. It allows a huge span of area for vision. Each lens covers an area of 64 mm x 22 mm.

These lenses eliminate scattered light and effectively protect the eyes. The most remarkable property of this eyewear is its resistance to impact and scratch. This also leads to higher durability.

This eyewear is made of the same material as that of the frame, which is the polycarbonate material. They come in different colors and materials; most of them being are black colored, coating, mirror, yellow, transparent and blue colored glasses.

The black lens is polarized to protect unwanted light at all angles. This lens is perfect for any bright day.

The color enhances effective contrast and most appropriate for outdoor activities where the user is likely to experience difference in light change.

RIVBOS Rb831 Polarized Sports Sunglasses Review

The blue transparent lens cuts glare at all angles thus, maximizing visual clarity. The usage of this lens is optimized for outdoor activities involving bright light and snow. Basically, it is super cool for all sports enthusiast.

Finally, the lenses protect the eyes from various harmful sets of rays mainly the ultraviolet (UV) rays. These rays cause cataracts, poor sight and other range of disorders.

An added advantage about this eyewear is the fact that it blocks the UVA and UVB rays that might cause eye disorder.



Each RIVBOS (Rb831) eyewear are packed in hard protection portable case, color box pouch, strap and a cleaning cloth to ensure that the sunglasses maintain their initial looks.

A durable and hard case with buckle that you can attach to your belt is also provided. The cleaning cloth and pouch are made of the same material, so you can use the pouch as a cleaning cloth too.

The eyewear is also provided with a polarized card, a head wrap and an instruction booklet to ensure that the user doesn’t make a slight mistake while using the eyewear.

RIVBOS Rb831 Polarized Sports Sunglasses Review



This sunglasses with its premium functionality, allows everyone to enjoy the reliable eye protection from most of the harm that might come along their way.

They give protection against rays like UV and even against dusts and insects.

The eyewear following its wraparound design, sits snugly and comfortably around the face to ensure that they sit along all the time. It also has properties that prevents slipping and falling down.



Talking of affordability, this eyewear is budget friendly. Bearing in mind the advantages that the sunglasses are bringing along, a budget of approximately $19 to $22 is way cheaper.

Moreover they come along with a 30 day money back guarantee. All RIVBOS customers enjoy a warrant of 30 days in case the product doesn’t essentially meet your expectation. Moreover if you feel the deal wasn’t that good, you can have your money refunded.


Helpful Tips

It is important to take care of your glasses in order to keep it for a longer period of time. So here are some helpful tips that you can follow.

  • Don’t use any other material when cleaning the lenses. Only use a micro fiber cloth in order to prevent scratches.
  • Always keep the eyewear inside the hard case. This will protect the glasses from any damage if it experience sudden fall.


Bottom Line

For the people who make a living out of sports or those who are really enthusiastic about sports, have your eye health covered by simply purchasing one or a pair of RIVBOS (Rb831) Polarized sports sunglasses.


  • Affordable and durable
  • Lightweight and with an impressive design
  • Good for Outdoors and sports


  • Prone to breakage in case they are hit by a heavy object.


Product Summary

Product: RIVBOS Rb831 Polarized Sports Sunglasses

Cheapest Place to Buy: Amazon.com

Unique Feature: Unisex; Mirror Coating Lenses; Plenty of Color Choices

My Rating: 9.4 out of 10


Click here if you want to learn more about RIVBOS Rb831 Polarized Sports Sunglasses.

If you have more questions and concerns about this sunglasses, feel free to comment it below.

I would be also happy to hear some experiences about the quality and performance of this product in blocking the UV rays.

Best Regards,

John Rico



By John Rico

Hi Everyone! I created this website to share my thoughts about the solutions to various eye problems that are caused by too much staring at digital screens. I also tackle about preventive measures to minimize the harmful effects of UV rays.


  1. Thanks for this interesting and thorough review. I like the fact that these are budget-friendly and thanks also for including some comparison products on the end of the review. I love sunglasses but I’m always losing them so I tend to go for cheaper brands so I’m not always out of pocket! Thanks again. I will look into these….literally. 🙂

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