Frequently Asked Questions
Are the Nike 4644 eyeglasses prescription-ready?
What is Flexon memory metal and why is it beneficial?
What size are the Nike 4644 frames and who do they fit?
Do the Nike 4644 eyeglasses have adjustable nose pads?
Are these frames durable enough for kids and active wear?
What colors are available for the Nike 4644?
Compare With Similar Frames
How the Nike 4644 Eyeglasses stacks up against the closest alternatives we carry.
- Lower price point ($66.47–$113.75 vs $99.69–$105.85)
- Lightweight plastic construction with Grilamid TR-90 material
- Available in 11 color options for more style variety
- Similar price point at $97.85
- Likely features similar Flexon memory metal technology
- Part of the same Nike 4600 series design family
Read the full comparison
Nike 4644 vs Nike 5002: Metal vs Plastic
Choosing between the Nike 4644 and Nike 5002 comes down to material preference and durability needs. The Nike 4644 features Flexon memory metal construction—a titanium-nickel alloy that can bend and return to its original shape, making it exceptionally durable for active kids and adults. The metal frame includes adjustable silicone nose pads for a customized fit and comes in three sporty color combinations with contrasting Nike swoosh logos.
The Nike 5002, by contrast, uses lightweight Grilamid TR-90 plastic with cam-action hinges and offers 11 color options at a slightly lower price point. While the plastic construction is lighter and more affordable, it lacks the memory metal technology that makes the 4644 virtually indestructible under normal wear. The 5002 works well for budget-conscious buyers who want Nike style without needing extreme durability.
For parents buying glasses for active children, or adults who are hard on their eyewear, the Nike 4644's Flexon construction is worth the investment. The frames can withstand bending, twisting, and impacts that would crack or permanently deform plastic frames. The adjustable nose pads also provide a more secure fit during sports and physical activity. However, if you prefer the look and feel of plastic frames and handle your glasses carefully, the Nike 5002 offers excellent value with more color choices and a proven square design that flatters rounded face shapes.
Nike 4644 vs Nike 4646: Sibling Models Compared
The Nike 4646 is a close relative to the 4644 in Nike's metal eyewear lineup, with a nearly identical price point of $97.85. Both models likely share the same Flexon memory metal technology and performance-driven design philosophy. The choice between these two models will come down to specific size availability, color preferences, and subtle design differences in the frame shape or temple styling. Check the detailed specifications for each to determine which better matches your face width and style preferences.
At a Glance
Nike 5002 Eyeglasses
Pros:
- Lower price point ($66.47–$113.75 vs $99.69–$105.85)
- Lightweight plastic construction with Grilamid TR-90 material
- Available in 11 color options for more style variety
- Cam-action hinges that snap firmly into place
- Square shape works well for rounded face features
Cons:
- Plastic frames lack the memory metal durability of the 4644
- No Flexon technology—less resistant to bending and impact
- Fixed nose bridge without adjustable pads on most variants
- May not withstand rough handling as well as metal frames
Nike 4646 Eyeglasses
Pros:
- Similar price point at $97.85
- Likely features similar Flexon memory metal technology
- Part of the same Nike 4600 series design family
- Metal construction for durability
Cons:
- May have different size options or fit profile
- Potentially different color selections
- Less information available about specific features



