Description:If you want to prevent your glasses from slipping, the glasses strap would be helpful. And the buckle design can provide an adjustable length for a comfortable wear.The glasses strap would be a nice gift for your family or friends who like sports but have to wear glasses.Made of polyester, it is soft and comfortable to touch.The length of the strap is from 23cm to 33cm, and the width is 1.2cm.It is perfect for all kinds of sports.Item Name: Glasses StrapMaterial: PolyesterFeatures: Anti-slip, Elastic, AdjustableSize Details: Length: 23cm - 33cm/9.06" - 12.99" (Approx.)Width: 1.2cm/0.47" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Glasses Strap (Glasses Not Included)