Recommended User: Improve overall productivity and decrease the likelihood of experiencing headaches after spending extended periods of time in front of electronic devices or a computer screen. Product Description: Composition: Outer layer: 100% acrylic 44% cotton, 39% silver, 17% polyester Wash on cold and delicate, using your regular detergent. Hang dry only. Blocks 99% of wireless radiation (3G, 4G, 5G, Wi-Fi, Bluetooth) Antimicrobial & anti-odor UPF 50 - block harmful UV rays Breathable Extremely soft fabric for optimal comfort Machine-washable Material: Water absorbent Breathable Heat reducing No color fade Wrinkle free Non-shrink