Dr. Hana's Nasopure Family Set #1 contains 1 System Kit, 1 Little Squirt to go Kit and 2 Refill Kits. 1-8 oz & 1-4 oz Nasopure patented BPA free bottles, instructions. Each packet weighs 3.75 gm, and contains pharmaceutical grade sodium chloride & sodium bicarbonate. Each salt packet makes 4 oz of buffered hypertonic solution or 8 oz of isotonic (milder) solution. This kit makes a total of 480 oz of hypertonic solution or 960 oz of milder solution. NO OTHER ADDITIVES, PERFUMES OR INGREDIENTS.