100% polyester fiber, breathable and comfortable, soft and skin-friendly, one-second dumping, three seconds of quick cooling, the fabric is comfortable and cold, instantly feel the icy effect. Honeycomb ventilation holes, rapid evaporation of sweat, exercise is not afraid of the stuffy sweat. Stretchy and comfortable, flexible with different wrist sizes, soft fit without strangulation. Measuring 3.94*3.54 inches, this custom cold feeling ice silk sweat wrist wrap. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization available: Print your logo or customize packaging and color schemes. Product Highlights: Portable, durable, practical for daily use.