Check the listing for details. (5 Pack) Face Mask Ear Saver Strap for Ear Protection. Mask strap extender.. Color: Multi-Color, Condition: New without tags. Listed at 5.99 USD. Five face mask ear saver straps. Very flexible design. High quality made for people. Random color shipped upon availability. Available colors are black, white, silver grey and light grey. You can specify in your order what color you want. 3D printed surgical face mask ear savers designed to relieve the pressure of the mask strap on your ears after wearing for long periods of time. Easy to use and disinfect. I am 3D printing and donating surgical mask straps to healthcare professionals in Orlando area. Profit from the sale of these ear savers will go directly towards purchasing additional materials and equipment so I can donate more. Sanitized with a UV lamp. Ruler is not included. Shipped with USPS First Class same day you order. Normally postal service delivers within 3 days. However some packages can take up to 15 business days to deliver. Its all handled by USPS. We have no control over that. Please jeep this in mind before placing your order. If you need expedite delivery please ask for service upgrade before you commit purchase.