Overview Reviews Product Description Black Cap, 31.5mm The 31.5 mm black cap fits the following bottles:Gallone Glass Bottle, 250 ml (8.45 oz) and 500 ml(16.9 oz)Marasca Glass Bottle, 250 ml (8.45 oz) and 500 ml (16.9 oz)Marasca Etched Glass Bottle, 250 ml (8.45 oz) and 500 ml (16.9 oz)Sold by the each. Product Videos Custom Field Auton 1117 Shoot Shot Product Reviews Write a Review Write a Review × Black Cap, 31.5mm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *