Sleeve with Pockets vs. Sleeve Without Pockets
Sleeve with Pockets (Hands-Free Option)
Blocks 98% of UVA & UVB rays
Best if you like to keep essentials on you—without carrying extra.
Carry small items like:
Chapstick
Credit cards
Hand sanitizer
Pepper spray
No bag, no pockets needed
Great for walking, golf, travel, or errands
Keeps everything right where you need it
Think: convenience + functionality
Easy Way to Choose
Want to carry essentials without a bag? → Go with pockets
Sleeve Without Pockets (Simple Option)
Best if you just want clean, lightweight protection.
Focused on:
Sun protection (UPF 50+)
Light compression
Cooling comfort
Minimal, sleek, no extras
Perfect for everyday wear or sport
Think: simple + streamlined
Easy Way to Choose
Want something clean and minimal? → Go without pockets
Either way, you’re getting the same ZUN RAYS protection—
just with the option that fits your lifestyle.
Think it’s too hot for sleeves? Think again.
It feels backwards, right?
More fabric = more heat?
Not in Direct Sun.
Here’s the science most people don’t know:
When your skin is exposed to direct sunlight, it absorbs solar radiation—
and that energy turns into heat.
👉 Bare skin can actually get hotter than the air temperature
That’s why your arms feel like they’re burning in the sun.
If you can fry an egg on the sidewalk… why wouldn’t you protect your skin?
Most people don’t realize just how serious sun exposure really is.
Skin cancer is still the most common cancer in the United States, with millions of cases treated every year.
In 2026 alone, over 230,000 cases of melanoma—the deadliest form—are expected to be diagnosed.
And here’s what’s even more important:
Nearly 90%+ of skin cancers are linked to UV exposure—which means they are largely preventable.
👕 SHIRT vs 💪 SLEEVE — WHY SLEEVES WIN
Easy on/Easy Off
Sleeve:
Slide on in seconds
Take off instantly when not needed
Put on while driving
Take off at dinner
Shirt:
Have to change your entire top
Not practical mid-day
“Shirts are commitment"
"Sleeves are freedom”
“Your day changes. Your protection should too.”
Sun Screen, Sticky,washes off, large amouts needed
Sun Screen is Temporary, Fabric Provides Constant Protection
Protection is just the start—ZUN RAYS sleeves are style you can wear anytime
Add color, texture, and personality in seconds
Functional… but also just fun
Whether you keep it clean with black or white, or make a statement with clouds or manta rays, they instantly add personality, color, and movement to whatever you’re wearing.
The performance sleeve trusted by athletes
It’s Not That Sleeves Don’t Matter. It’s That They Haven’t Been Done Right
The market has been filled with options that look similar—but don’t perform at a level worth thinking twice about. Thin fabrics. Generic designs. Products made to check a box, not to solve a problem.
So sleeves became an afterthought.
ZUN RAYS changes that.
This isn’t a standard sleeve. It’s the result of looking at the category more closely—testing, comparing, and understanding what actually matters. Fabric that holds its integrity. Coverage that isn’t compromised. A design that’s built with intention, not pulled from a template.
When something is made well, you notice it.
And when you start to understand what daily sun exposure actually adds up to, you start to see this differently.
This isn’t about adding another item to your routine.
It’s about upgrading something you were never given a real option for.
Because protection shouldn’t feel optional.
And it shouldn’t be overlooked.
Quick Hits: SPF vs. UPF ⚡
- SPF (Lotion): Mostly blocks UVB (the "burn" rays). It wears off, washes off, and is usually applied too thin.
- UPF (ZUN RAYS): Blocks both UVA (the "aging/wrinkle" rays) and UVB (the "burn" rays). It doesn't wash off, doesn't need re-applying, and covers you literally.
The ZUN RAYS Bottom Line: Lightweight, cooling, and patent-pending storage—all wrapped in a fabric that doesn't "thin out" when life gets active. Covered. Literally.
Power combo Fabric RPET Chito + Spandex ♻️
We didn't just pick any fabric. We chose a high-performance blend that protects the planet and your skin.
Our Secret Sauce (Z-Composition):
- Polyester is naturally gifted at deflecting UV radiation. By using high-density recycled yarn, we’ve engineered a microscopic "armor" that acts as a physical barrier. Instead of letting the sun’s energy reach your skin, our RPET fibers bounce and scatter UV rays away from your body, keeping you cooler and safer.
- 21% Spandex: This provides
memory." It ensures the sleeve snaps back to its original shape, keeping the weave tight and your protection at UPF 50+
(blocking 98% of rays).
The "Stretch Test": Not All Sleeves are Equal 🧶
The Scary Science: When standard fabrics stretch, the "pores" between the threads open up. A regular UPF 50 Sleeve can drop from UPF 50 down to UPF 8 just by pulling it over your muscles! That’s like wearing a screen door for protection.
How ZUN RAYS Wins: We engineered our fabric specifically for movement. While other weaves lose up to 20% of their protection the moment you move, ZUN RAYS holds on tight. Our dense knit stays "closed," keeping that UV light out even when you're at full extension on the golf swing or mid-stride on a run.