--- product_id: 674948053 title: "KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square" brand: "kanastal" price: "¥5160" currency: JPY in_stock: true category: "Kanastal" url: https://www.desertcart.jp/products/674948053-kanastal-photochromic-blue-light-blocking-glasses-for-men-women-square store_origin: JP region: Japan --- # Blocks harmful blue light with UV400 Ultra-light 20g durable frame Photochromic lenses adapt to UV light KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square **Brand:** kanastal **Price:** ¥5160 **Availability:** ✅ In Stock ## Summary > 🕶️ See Clearly, Feel Sharper — Your Eyes’ New Best Friend ## Quick Answers - **What is this?** KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square by kanastal - **How much does it cost?** ¥5160 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/674948053-kanastal-photochromic-blue-light-blocking-glasses-for-men-women-square) ## Best For - kanastal enthusiasts ## Why This Product - Trusted kanastal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Screen Savior:** Advanced blue light blocking technology reduces eye strain and mental fatigue during long digital hours. - • **Gift-Ready Elegance:** Comes in a sleek package with cleaning cloth, pouch, and mini screwdriver—perfect for gifting or upgrading your own eyewear game. - • **Featherweight Comfort:** At just 20 grams, the eco-friendly frame offers all-day wearability without pressure or discomfort. - • **Adaptive Clarity, Anytime:** Photochromic lenses shift from clear indoors to light-grey tint outdoors, blending style with smart UV response. - • **Sleep Better, Live Better:** Filters blue light to promote deeper, more restful sleep—because your downtime deserves protection too. ## Overview KANASTAL Photochromic Blue Light Blocking Glasses combine cutting-edge photochromic lenses with UV400 blue light filtering to protect your eyes from harmful screen exposure and UV rays. Designed with a lightweight, durable plastic frame weighing only 20g, these unisex glasses offer all-day comfort and promote better sleep by reducing digital eye strain. Ideal for professionals and digital natives, they come packaged with essential accessories, making them a stylish and practical gift choice. ## Description ABOUT KANASTAL KANASTAL founded in 2001, though the years has changed, the design and production goal of KANASTAL has never changed: fashion design and durable quality. We always want to provide our customers with a pair of blue blocking glasses for men women that are most comfortable and most suitable. So KANASTAL spends a lot of time and energy in the design of blue light glasses. Besides, we also wants to be perfect in the quality of blue light-blocking glasses. From selecting manufacturing materials to packaging products, we strictly control every process flow of product production and only order to provide the qualified blue light blockers. You can always find a pair of blue light filter glasses women which is most suitable for you in KANASTAL. The best products are not the most expensive but just most suitable for you KANASTAL believes Fashion More and Glamour Up! ABOUT CLASSIC SQUARE SUNGLASSES-KANASTAL blue glasses for computer, the classic design of which is the silver piece(rivet) on the corners, and it's suitable for unisex. -One-piece nose pads of the mens sunglasses sunglasses for women polarized make the computer glasses women blue light blocking sturdy and durable. -Polarized sports sunglasses for women can block glare, restores vivid color and protect your eyes safe. -Computer blue light blocking glasses for men sport can give you 100% UV protection, so you can enjoy the sunshine without any worries. -Anti-slip nose pad and anti-slip tips of the anti blue light glasses women can bring you comfortable feeling. ## Features - Photochromic Design: Photochromic lenses are clear indoors or at night. When exposed to strong direct UV sunlight, the lenses produce a slight light-grey tint. Once the lenses are away from UV light, they turn back to clear, and after a few minutes the lenses are noticeably lighter and essentially transparent. Please note this is Filter Category 0 lens with limited photochromic effect, NOT polarized and cannot replace professional sunglasses for intense sun protection. - Blue Light Glasses：These non-prescription blue light blocking glasses are designed to help reduce exposure to harmful blue light from computer, phone, and TV screens. The round blue light filter lenses feature UV400 protection. The lenses themselves are nearly colorless and transparent, providing proper protection without compromising visual clarity, allowing you to maintain a clear and natural field of vision during work or leisure. - Promotes Better Sleep: Prolonged exposure to blue light can easily lead to physical fatigue and mental stress. KANASTAL clear round blue light glasses (for both men and women) are specially designed for those who spend long hours in front of computer, tablet, gaming console, phone, or TV screens. They effectively filter out blue light, helping you enjoy deeper and more restful sleep at night, allowing your body and mind to fully relax and recover. - Durable & Ultra-light Frame: Our super clear lenses with their superior abrasion and scratch resistance, high light transmittance, and no chromatic aberration can help you minimize chromatic aberration and restore true colors. Computer glasses women blue light blocking bring a better new visual experience. These KANASTAL clear glasses blue light using eco-friendly materials, the frames are super light but very strong. Weights only 20g, so you will feel no pressure on your nose. - Gift Ideas Package & Service: Blue light clear glasses for men women with nice package will be an ideal yet practical gift for your friends and your family! KANASTAL Fashion Computer Glasses Blue Light Blocking *1, Anti-blue Light Manual*1, microfiber pouch*1, microfiber glasses cleaning cloth*1, mini screwdriver * 1, exquisite package box*1. Do not hesitate to contact us, we are always here for you and ready to help you if you have any problems. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DL36W6GB | | ASIN | B0DM634C3C | | Age Range Description | Adult | | Arm Length | 145 Millimeters | | Best Sellers Rank | #5,774 in Health ( See Top 100 in Health ) #7 in Blue Light Blocking Glasses | | Brand | KANASTAL | | Bridge Width | 19 Millimeters | | Color | Shiny Clear | | Country of Publication | China | | Customer Reviews | 4.3 4.3 out of 5 stars (1,866) | | Customer reviews | 4.3 4.3 out of 5 stars (1,866) | | Date First Available | 6 November 2024 | | Department | unisex-adult | | Fit Type | Regular | | Fit to Size Sentiment | True | | Frame Coverage | Full Frame | | Frame Material Type | Plastic | | Item Shape | Square | | Item Type Name | Reading Glasses | | Item model number | KANASTAL | | Lens Coating Description | Anti-Reflective Coating | | Lens Color | Clear | | Lens Material Type | Plastic | | Lens Type | Photochromic, Polarized | | Lens Width | 50 Millimeters | | Material | Plastic | | Number of Items | 1 | | Other Special Features of the Product | uv_protection | | Pattern | Solid | | Polarization Type | Polarized | | Product Care Instructions | Dry Clean Only | | Style Name | Modern | | Style Number | KANASTAL | | Target Audience | Adults who spend a significant amount of time in front of screens | | Ultraviolet Light Protection | 100% UV Protection | | Unit Count | 1 Count | | size | Unisex | ## Images ![KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square - Image 1](https://m.media-amazon.com/images/I/31t5e4Oa-BL.jpg) ![KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square - Image 2](https://m.media-amazon.com/images/I/5142JWy-W0L.jpg) ![KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square - Image 3](https://m.media-amazon.com/images/I/51DdlF7zWqL.jpg) ![KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square - Image 4](https://m.media-amazon.com/images/I/51E-td-iLtL.jpg) ![KANASTAL Photochromic Blue Light Blocking Glasses for Men Women Square - Image 5](https://m.media-amazon.com/images/I/41ugkcI-v7L.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - KANASTAL Photochromic Blue Light Blocking Glasses for Men Women, Square Reading Glasses Ultra Lightweight TV PC Computer anti Eye Fatigue Eyewear Gaming Glass - Baytion Anti Blue Light Glasses Women Men - Retro Round Computer Glasses Blue Light Filter Digital Devices with Metal Frame 100% UV Protection, No Prescription --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/674948053-kanastal-photochromic-blue-light-blocking-glasses-for-men-women-square](https://www.desertcart.jp/products/674948053-kanastal-photochromic-blue-light-blocking-glasses-for-men-women-square) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-10*