Tetra Plastic Fish Bags, Pet And Feeder Fish Transport, 2 Millimeters, 8 x 15 Inches, 1,000 Count STURDY PLASTIC: 2 millimeter thick plastic bag. RELIABLE TRANSPORTATION: Durable bags for transporting pet and feeder fish. DIMENSIONS: Bags are 8 inches x 15 inches. BULK PACK: 1,000 bags per case. TRUSTED BRAND: You can always trust your tank to Tetra products.