This cordless heated eye mask provides a personalized eye care experience with 4-adjustable temperature levels ranging from 113°F to 140°F and four auto-off timer options from 15 to 60 minutes. Designed for true wireless freedom, it features a built-in 1500mAh battery that offers up to 90 minutes of soothing warmth after a quick charge. The mask uses a soft Velcro strap for easy adjustment without pulling hair or disrupting hairstyles, while its widened silhouette and breathable silk outer layer ensure a comfortable fit and prevent overheating during extended use. The graphene heating layer evenly distributes heat to promote blood circulation, relieve eye fatigue, and support relaxation. The removable cover is hand-washable for hygiene, making it ideal for travel, office naps, or bedtime use. Color: Black.