The Beneunder Sunscreen Arm Sleeve has undergone a complete cooling upgrade, featuring original yarn sunscreen material with a UV blocking rate of ≥99%, maintaining its UPF50 sun protection even after multiple washes. Utilizing Lasting-Icy technology, it offers all-day cooling and breathability, ensuring a light, thin, and comfortable feel without any stuffiness. Crafted from soft and smooth fabric, it boasts four-way stretch for comfort without tightness.

Product Highlights:

• Lasting-Cool technology for enduring cooling sensation
• UPF50 Cloud Original Yarn for ≥99% UV protection
• Soft and smooth fabric with four-way stretch for non-constrictive comfort
• Silicone grip at cuffs for strong grip and anti-slip
• Smooth seamless stitching for friction-free comfort and non-binding arm feel

Product Technology:

• Anti-UV
• Anti-hot