Bottle is glass, helmet is plastic. Holds 100 ml. or 3.38 fl oz. 

Light wear. No chips, breaks or repairs.

Approx. 8 3/4" tall x 2 1/2" wide x 1 3/4" deep.  Weighs 10 oz.

See pics. Email me if you have questions. Shipping cost tallied by zip code and service choice.