Made with cold-resistant, non-freezing gel, it stays cold for 30 minutes after refrigeration for a long-lasting icy sensation. Give your eyes a moment of relaxation for 15 minutes a day and let us forget the busyness of the day. Velcro elastic band design, can be freely adjusted according to the head circumference, comfortable to wear without tightness, light and burden-free. Made from nylon material, measuring 27.1*3.5 inches, this custom sleep magic hot & cold eye mask. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Portable, durable, practical for daily use.