Activ Betta Bio-Activ Live Aqueous Solution eliminates waiting when adding fish. It provides a completely balanced environment free of chlorines & chloramines, and cycles instantly. BENEFITS: 100% Natural Live Aqueous Solution contains live denitrifying bacteria & beneficial trace elements for a healthier habitat. NO WAITING JUST ADD FISH Perfect for fresh water fish. Product Gross Weight: 2.1670 lb, Net Weight: 2.1670 lb, Height: 9.00 in, Length: 3.25 in, Width: 3.25 in. Use Instructions: Pre-rinse bowl with clean water, then fill with Activ-Betta™ Bio-Activ Live® Aqueous Solution™. Recommended water change every 8-11 days with same solution for optimal Betta environment.