Traditional arm sleeves can feel tight, sweaty, and restrictive—especially during long drives, outdoor sports, or summer cycling. The Beneunder Oversized Cooling Arm Sleeves solve this with a loose-fit, breathable design that maximizes airflow while providing UPF50+ sun protection.

Product Highlights:

• Full-Coverage Sun Protection: Blocks 99% of UV rays, preventing sunburn and reducing skin damage.
• Oversized Airy Fit: Designed for those who dislike tight sleeves, offering a loose, breathable wear without feeling constrictive.
• Superior Cooling Technology: 1.66x national cooling standard, keeping your arms cool and sweat-free all day.
• Ultra-Breathable Fabric: Micro-perforated mesh with 250mm/s airflow, preventing heat buildup even in extreme conditions.
• Adaptive Fit & Flexibility: Structured design fits various arm shapes, ensuring freedom of movement without slipping or discomfort.

Product Details:

• TiO₂-Infused Yarn: Built-in sun-blocking fibers ensure long-lasting UV protection, even after multiple washes.
• Ergonomic 3D Cut: Strategic shaping allows for easy bending at the elbows without tightness.
• Dual-Wear Thumb Hole: Switch between full-hand coverage or wrist-only wear, depending on your needs.
• Stackable Wear: Adjustable length for different arm sizes, offering personalized comfort.

Perfect for:

Driving, cycling, hiking, or for individuals with sun sensitivity—offering all-day cooling and protection without the discomfort of traditional sleeves.