Clip To Cap Sunglasses
Save up to 18% + Free Shipping This Holiday
Whether you wear glasses full-time or need RX lenses for precision, Underdogs have you covered. Slip the Rudy Lens over your prescription frames for instant clarity, or explore our RX-ready Rudy and Seabiscuit styles designed to work directly with your optometrist.
Clip Them, Flip Them, Never Forget Them.
Always With You
Say goodbye to lost shades. Underdogs clip to your hat and stay ready whenever you need them with easy flip up & down.
Touchless Design
No pressure points, no headaches. Our design keeps your face free and comfortable. Goodbye sore ears!
No Slip, Bounce, Or Fog
Quick shipping to get your order to you faster
Polarized and Non-Polarized Lens Options
Choose your view. Polarized lenses cut glare in bright light, while non-polarized enhance contrast in shade or low light.
UV400 Protection
Blocks 100% of UVA and UVB rays to keep your eyes safe and protected from long-term sun exposure.
Worn. Tested. Loved.
Real people. Real adventures. See how Underdogs perform with prescription.
Bill J.
Mar 28, 2025
Fantastic!
I’ve had these now for three weeks and I wear prescription glasses and they are freaking fantastic. Five stars guys good job best pair of sunglasses I ever had.
Alex
Jul 17, 2025
It Works.
I wear multi-prescription glasses and was hoping that these would work with my glasses; and they work perfectly together when extra sun protection is needed!
Daniel
Sep 9, 2025
Will Order Again.
Good lenses Great fit on my hat Happy with your product, will order again
Choose Your Holiday Bundle
Discount Applied at Checkout
- 10% off
- Discount Code: Holiday1
- 15% + Free Shipping
- Discount Code: Holiday2
- 18% + Free Shipping
- Discount Code: Holiday3
Wear Underdogs Over Your Prescription Glasses
We recommend wearing the Rudy Lens over your glasses. Featuring a framed, square design, these glasses combine everyday versatility with a secure, comfortable fit and a modern, timeless look. The Rudy Lens is also RX-able.
Rudy | Polarized Smoke
Rudy | Polarized Royal Blue
Rudy | Polarized Jade Lens
Rudy | Polarized White
The Seabiscuit Lens
Looking for an RXable round lens? Try The Seabsicuit Lens. These glasses deliver timeless style with a performance-driven, comfortable, and durable fit. Bring them into your local Optometrist
Seabiscuit | Polarized Smoke
Seabiscuit | Polarized Jade
Underdog Glasses Gift Card
Shopping for someone else but not sure which pair to choose? Give the gift of Underdog Glasses - clip-to-cap sunglasses designed comfort and convenience.
Contact Us
Questions?
Do you have a question about wearing Underdogs with prescription? We would love to help! Please reach out with your inquiry below.