These are folding reading glasses. They are lightweight and easy to carry. They come with a pouch, so you can hang them on your bag or keep them where you use them. Color: Silver Size: Folded, 7.5cm x 2.7cm Thickness: 1.3cm Unfolded width: 19cm x depth 12cm Size in case: Width 4.5cm x Height 9.3cm Weight: Main unit 21g, 31g with case Thank you for looking.