Cultured Algae: Living Art Collection - "Wave Break" Bottle 1 Medium-Size Glass Bottle Aquaria & 1 Hand-Picked Seaweed Specimen With Every Purchase Living Art - Instantly Adds Intrigue & Personality To Any Space (At Home Or The Office) Self-Sustaining Aquatic Ecosystem - Featuring Locally Sourced & Cultivated Seaweed Beautifully Framed - Comes In 2.4" Width x 5.5" Height / 8 Ounce Glass Bottle No Maintenance Required - No Water Changes, No Feeding, No Water Filtration, No Worries