glasses size (L x a): approx. 10.5 x 4.5cm / 4.13 x 1.77 inchesStraw Length: about .35 cm / 13.78 inches, 65cm / 25.29 inchesMaterial: PlasticPlastic straw attached to the side of the bezelA very interesting to share with their families, friends and accessory himselfDescription:Put the glasses with the short end in your mouth and putting the long end in your drink, then you can see the spiral of glass through the straw around your eyesColor: TransparentPackage Contents:4 x Glasses shape strawOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.