Tap plugs are as an easy and safe option for keeping beer taps clean between line cleanings and preventing contamination when not in use.For Cleaning:Wash, rinse, and sanitize Tap Plug.Insert plug into your tap and rotate to remove contaminants and buildup.After cleaning dispense beer to flush out dislodged particles.Wash tap plug.For Protection:Wash, rinse, and sanitize Tap Plug.Insert into your tap until the opening is completely covered. Leave in tap overnight or when not in use.