Made of polyester elastic band reflective cloth. It is also super lightweight easy to carry. You can slip them on and adjust the straps to your comfort. You don’t need to worry about sweaty vests that add another layer of clothing. Our reflective bands are perfect for any age and gender! Use them while out walking, jogging, running, dog walking, cycling or even motorbiking. QTY over 10K by ocean. Measuring 5 inches, this custom night sports running reflective vest with logo. 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.