Protect Your Ears: Designed with front line workers, every day office and delivery drivers in mind, with comfort and design being a top priority. The HAMILO Face Mask Extension Strap allows for the long-term wear of masks by eliminating ear pan altogether in a sleek, cool and fashionable way. Broad Adaptability: This fully adjustable face mask extension strap allows you to choose 4 different lengths (5.7", 6.5", 7.3", 8.2”), which has proven to be compatible with the vast majority of masks on the market. While large extension strap is suitable for most adults, we DO have a Medium size available for others and children as well! Fashionable Design & Material: All HAMILO extension straps are made from a high-quality, durable, and easy to clean PU leather, with premium zinc alloy wheel pins to secure in place. Each order also ships with 4 different color options allowing you to change it up and look your best every day without having to compromise your style! Practical Design: HAMILO adjustable leather extension straps interlock to your head size, allowing you to slide your mask up and down throughout the day with ease and comfort, without having to worry about fully removing or losing it. Our adjustable design also prevents your mask from slipping off your face at inopportune times. Package Contents: 4 adjustable leather mask extension straps(1 black, 1 Gray, 1 Navy and 1 Brown), Masks are NOT included in the package.