Our collection of 3 rectangular reading glasses in +3.5 strength combines the timeless appeal of rectangular frames with exceptionally lightweight construction. Each pair features flexible TR90 rubber frames—a super lightweight material often used in airplane parts, made with Swiss technology—providing all-day comfort for those requiring stronger magnification. These versatile frames suit all face shapes and styles, delivering optician-grade quality at honest prices trusted by over 150,000 customers.
Swiss-Engineered Flexibility for Higher Magnification
The +3.5 lens strength requires frames that can handle thicker lenses without adding unnecessary weight. Our TR90 rubber construction excels here, offering remarkable durability and flexibility while keeping the overall weight minimal. The narrow fit design ensures these +3.5 reading glasses sit comfortably on your face throughout extended reading sessions, whether you're enjoying a novel, reviewing documents, or working on detailed hobbies. Available in versatile colors including Black, Grey, and Dark Army, these frames complement any wardrobe while providing the strong magnification you need.
What makes TR90 rubber ideal for +3.5 reading glasses?
TR90 rubber is a super lightweight material developed with Swiss technology and commonly used in aerospace applications. For +3.5 lenses, which are thicker than lower strengths, this material keeps the overall frame weight down while providing exceptional flexibility and durability for daily use.
How do I know if +3.5 is the right strength for me?
If you're finding that +3.0 glasses no longer provide clear vision for close-up tasks, +3.5 may be the next step. Our free online vision test gives instant results and helps you determine your ideal lens strength in just a few minutes.
Will rectangular frames suit my face shape?
Rectangular frames are remarkably versatile and complement most face shapes, particularly round and oval faces where they add definition. Our personalized style guide can help you discover which frame shapes best suit your unique features.
Are these glasses durable enough for everyday use?
Absolutely. TR90 rubber frames are exceptionally durable and resistant to impacts, making them perfect for daily wear. The material's flexibility means the frames can withstand the inevitable drops and bumps of everyday life while maintaining their shape and comfort.