This service kit keeps your bladder clean and pleasant to use. - Contents: - Cleaning brush for the bladder - Cleaning brush for the hose - Powerful Cleaning Tabs - Highly practical drying hanger which keeps the QuickLink valve, making for proper air flow - *How to use:* - Brush the bladder with the brush, hand dish washing soap and water - Rinse, then fill with 1 liter of water - Add one Cleaning Tab and shake until it dissolves - Let sit for 5 minutes - Empty, rinse and you're done! The Cleaning tabs contain potassium chlorate, potassium hydrogen sulphate, potassium chloride-isocyanurate-dihydrate.