Dashington Flat Red Marbles, Pebbles (5 Pound Bag) for Vase Filler, Table Scatter, Aquarium Decor Gravel Accent Dashington High Quality Decorative Smooth Glass Marbles Contains Approximately 400-500 Marbles Per Bag Translucent - Light will shine through Perfect for vases, bowls, craft projects, floral. Approximately 3/4" in size.