--- product_id: 583225108 title: "KANASTAL Blue Light Blocking Glasses for Women Men Butterfly Ultra Light" brand: "kanastal" price: "Β₯4566" currency: JPY in_stock: true category: "Kanastal" url: https://www.desertcart.jp/products/583225108-kanastal-blue-light-blocking-glasses-for-women-men-butterfly-ultra store_origin: JP region: Japan --- # Stylish butterfly full-rim design Ultra-light 20g frame Blocks 99.9% harmful blue light KANASTAL Blue Light Blocking Glasses for Women Men Butterfly Ultra Light **Brand:** kanastal **Price:** Β₯4566 **Availability:** βœ… In Stock ## Summary > πŸ¦‹ See Clear, Feel Light, Look Bright β€” Your Ultimate Screen Shield! ## Quick Answers - **What is this?** KANASTAL Blue Light Blocking Glasses for Women Men Butterfly Ultra Light by kanastal - **How much does it cost?** Β₯4566 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/583225108-kanastal-blue-light-blocking-glasses-for-women-men-butterfly-ultra) ## 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 - β€’ **Fashion Meets Function:** Elegant butterfly-shaped full-rim frame complements every face shape and style, making eye protection a chic statement. - β€’ **Wear Comfort All Day Long:** Featherlight 20g plastic frame ensures zero pressure on your nose, perfect for marathon work or gaming sessions. - β€’ **Complete Care & Gift-Ready:** Includes microfiber pouch, cleaning cloth, mini screwdriver, and stylish packagingβ€”ideal for gifting or personal use. - β€’ **Sleep Better, Perform Better:** Blue light blocking lenses promote deeper, more restful sleep by minimizing digital eye fatigue and mental stress. - β€’ **Shield Your Vision with Precision:** UV400 protection filters out 99.9% of harmful blue light, reducing eye strain during long screen hours. ## Overview KANASTAL Blue Light Blocking Glasses combine cutting-edge UV400 lenses that block 99.9% of harmful blue light with an ultra-light 20g butterfly frame designed for all-day comfort and style. Perfect for professionals and gamers alike, these glasses reduce eye strain, promote better sleep, and come with a complete care kit, making them a must-have accessory for anyone serious about eye health and fashion. ## 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 - Anti-Glare Blue Light Glasses: These blue light blocking glasses can effectively help you block harmful blue light from computer, phone, and TV screens. The round blue light filter lenses feature UV400 protection, which can appropriately resist 99.9% of harmful blue light. 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. - Fashion Stylish Butterfly Design: Anti blue light glasses blue light can be worn indoors and outdoors. Butterfly frame of the computer blue light blocking glasses is suitable for all face shapes. Non-prescription computer glasses can meet your various fashion needs while protecting your eyes. Blue light blocker glasses for computer fit for people of any age and face shape and can be combined with different hairstyles. Clear glasses are the first choice of fashionable people. - 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 | B0CLNY2Y5K | | ASIN | B0CR7DYJVQ | | Age Range Description | Adult | | Apparel Fabric Weight Class | Lightweight | | Arm Length | 143 Millimeters | | Best Sellers Rank | #9,891 in Health ( See Top 100 in Health ) #34 in Blue Light Blocking Glasses | | Brand | KANASTAL | | Bridge Width | 144 Millimeters | | Color | Shiny Black/Clear | | Country of Publication | China | | Customer Reviews | 4.1 4.1 out of 5 stars (289) | | Customer reviews | 4.1 4.1 out of 5 stars (289) | | Date First Available | 30 December 2023 | | Department | unisex-adult | | Fit Type | Regular | | Frame Material Type | Plastic | | Frame Type | Full Rim | | Garment Size Country | United Arab Emirates | | Included Components | Case, Mini Screwdriver, Test Tools | | Item Highlight | Black butterfly frame,Ultra-light,Reduces digital radiation from PC,TV,and phones,Perfect for office work,gaming,daily use | | Item Shape | Butterfly | | Item Type Name | Reading Glasses | | Item Weight | 0.08 Kilograms | | Item model number | KANASTAL | | Lens Height | 42 Millimeters | | Lens Material Type | Plastic | | Lens Width | 52 Millimeters | | Material | Plastic | | Number of Items | 1 | | Pattern | Solid | | Product Care Instructions | Dry Clean Only | | Special Features | Anti Blue light, Anti Fatigue, UV Protection | | Style Name | Modern | | Style Number | 01 | | Target Audience | Men, Women | | Unit Count | 1 Count | | size | Unisex | ## Images ![KANASTAL Blue Light Blocking Glasses for Women Men Butterfly Ultra Light - Image 1](https://m.media-amazon.com/images/I/51bNtCPt75L.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - KANASTAL Blue Light Blocking Glasses for Women and Men, Butterfly Filter Blue-light Eyewear Ultra Light TV PC Computer Fashion Gaming Glass - Baytion Blue Light Blocking Glasses - Computer Game Glasses Retro Round Eyeglasses Frame for Women Men, Anti Eye Eyestrain UV 400 Protection Reading Gaming Glasses Non Prescription, Black - Baytion Blue Light Blocking Glasses Men Women, Computer Eyewear Filter Blue Light Digital Devices with PC Gradient Amber Frame Transparent Lens, No Prescription [Anti Eye Strain Headache] --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/583225108-kanastal-blue-light-blocking-glasses-for-women-men-butterfly-ultra](https://www.desertcart.jp/products/583225108-kanastal-blue-light-blocking-glasses-for-women-men-butterfly-ultra) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-21*