The Chlorine Start-Up Kit contains all of the products required to keep your spa water sparkling clean. Kit contains: – 800g Chlorine – 1kg PH Decreaser – 750g PH Increaser – 500ml Water Clarifier – 750g Total Alkalinity Increaser – 4-in-1 Test Strips -100g Filter Cleaner pouch – Softub Water Treatment Guide – All packaged in a convenient carrying bucket.