100x Premium Mylar Translucent Front Color Foil Back Resealable Flat Ziplock Bag 8.5x13cm (3.3x5.1") (Green) Outside Measurements: 8.5x13cm (3.3x5.1") Durable 3-MIL Mylar Material Translucent Front & Green Back Can store up to 45g of powdered products **Size may vary by about 1-2mm.